Home / 89,905,059.02-124,068,981.88-48,651,951.80

Finding the Fourth Proportional to 89,905,059.02, 124,068,981.88 and 48,651,951.80

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Solution

The fourth proportional to 89,905,059.02, 124,068,981.88 and 48,651,951.80 is: 67,139,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,059.02 : 124,068,981.88 = 48,651,951.80 : x
  2. Step 2: Convert to fraction form
    89,905,059.02/124,068,981.88 = 48,651,951.80/x
  3. Step 3: Cross multiply
    89,905,059.02x = 124,068,981.88 × 48,651,951.80
  4. Step 4: Simplify right side
    89,905,059.02x = 6,036,198,126,300,833
  5. Step 5: Solve for x
    x = 6,036,198,126,300,833/89,905,059.02
  6. Step 6: Final answer
    x = 67,139,693.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.