Home / 58,149,688.40-87,130,054.20-48,512,891.60

Finding the Fourth Proportional to 58,149,688.40, 87,130,054.20 and 48,512,891.60

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Solution

The fourth proportional to 58,149,688.40, 87,130,054.20 and 48,512,891.60 is: 72,690,516.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,149,688.40 : 87,130,054.20 = 48,512,891.60 : x
  2. Step 2: Convert to fraction form
    58,149,688.40/87,130,054.20 = 48,512,891.60/x
  3. Step 3: Cross multiply
    58,149,688.40x = 87,130,054.20 × 48,512,891.60
  4. Step 4: Simplify right side
    58,149,688.40x = 4,226,930,874,506,725
  5. Step 5: Solve for x
    x = 4,226,930,874,506,725/58,149,688.40
  6. Step 6: Final answer
    x = 72,690,516.33

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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.