Home / 106,937.01-147,560.10-61,629.66

Finding the Fourth Proportional to 106,937.01, 147,560.10 and 61,629.66

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Solution

The fourth proportional to 106,937.01, 147,560.10 and 61,629.66 is: 85,041.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,937.01 : 147,560.10 = 61,629.66 : x
  2. Step 2: Convert to fraction form
    106,937.01/147,560.10 = 61,629.66/x
  3. Step 3: Cross multiply
    106,937.01x = 147,560.10 × 61,629.66
  4. Step 4: Simplify right side
    106,937.01x = 9,094,078,792.57
  5. Step 5: Solve for x
    x = 9,094,078,792.57/106,937.01
  6. Step 6: Final answer
    x = 85,041.45

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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.