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Finding the Fourth Proportional to 52,894,405.60, 79,341,608.40 and 49,068,030.40

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Solution

The fourth proportional to 52,894,405.60, 79,341,608.40 and 49,068,030.40 is: 73,602,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,894,405.60 : 79,341,608.40 = 49,068,030.40 : x
  2. Step 2: Convert to fraction form
    52,894,405.60/79,341,608.40 = 49,068,030.40/x
  3. Step 3: Cross multiply
    52,894,405.60x = 79,341,608.40 × 49,068,030.40
  4. Step 4: Simplify right side
    52,894,405.60x = 3,893,136,452,956,095.50
  5. Step 5: Solve for x
    x = 3,893,136,452,956,095.50/52,894,405.60
  6. Step 6: Final answer
    x = 73,602,045.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.