Home / 62,390.10-93,439.35-61,137.30

Finding the Fourth Proportional to 62,390.10, 93,439.35 and 61,137.30

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Solution

The fourth proportional to 62,390.10, 93,439.35 and 61,137.30 is: 91,563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.10 : 93,439.35 = 61,137.30 : x
  2. Step 2: Convert to fraction form
    62,390.10/93,439.35 = 61,137.30/x
  3. Step 3: Cross multiply
    62,390.10x = 93,439.35 × 61,137.30
  4. Step 4: Simplify right side
    62,390.10x = 5,712,629,572.76
  5. Step 5: Solve for x
    x = 5,712,629,572.76/62,390.10
  6. Step 6: Final answer
    x = 91,563.08

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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.