Home / 52,531,151.34-72,512,333.34-31,624,155.75

Finding the Fourth Proportional to 52,531,151.34, 72,512,333.34 and 31,624,155.75

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Solution

The fourth proportional to 52,531,151.34, 72,512,333.34 and 31,624,155.75 is: 43,652,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,531,151.34 : 72,512,333.34 = 31,624,155.75 : x
  2. Step 2: Convert to fraction form
    52,531,151.34/72,512,333.34 = 31,624,155.75/x
  3. Step 3: Cross multiply
    52,531,151.34x = 72,512,333.34 × 31,624,155.75
  4. Step 4: Simplify right side
    52,531,151.34x = 2,293,141,323,340,078
  5. Step 5: Solve for x
    x = 2,293,141,323,340,078/52,531,151.34
  6. Step 6: Final answer
    x = 43,652,980.47

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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.