Home / 293,056.60-439,730.70-115,569.40

Finding the Fourth Proportional to 293,056.60, 439,730.70 and 115,569.40

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Solution

The fourth proportional to 293,056.60, 439,730.70 and 115,569.40 is: 173,411.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,056.60 : 439,730.70 = 115,569.40 : x
  2. Step 2: Convert to fraction form
    293,056.60/439,730.70 = 115,569.40/x
  3. Step 3: Cross multiply
    293,056.60x = 439,730.70 × 115,569.40
  4. Step 4: Simplify right side
    293,056.60x = 50,819,413,160.58
  5. Step 5: Solve for x
    x = 50,819,413,160.58/293,056.60
  6. Step 6: Final answer
    x = 173,411.60

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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.