Home / 102,564.10-153,846.15-60,400.90

Finding the Fourth Proportional to 102,564.10, 153,846.15 and 60,400.90

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Solution

The fourth proportional to 102,564.10, 153,846.15 and 60,400.90 is: 90,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,564.10 : 153,846.15 = 60,400.90 : x
  2. Step 2: Convert to fraction form
    102,564.10/153,846.15 = 60,400.90/x
  3. Step 3: Cross multiply
    102,564.10x = 153,846.15 × 60,400.90
  4. Step 4: Simplify right side
    102,564.10x = 9,292,445,921.54
  5. Step 5: Solve for x
    x = 9,292,445,921.54/102,564.10
  6. Step 6: Final answer
    x = 90,601.35

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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.