Home / 106,935.91-147,587.10-61,605.07

Finding the Fourth Proportional to 106,935.91, 147,587.10 and 61,605.07

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Solution

The fourth proportional to 106,935.91, 147,587.10 and 61,605.07 is: 85,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935.91 : 147,587.10 = 61,605.07 : x
  2. Step 2: Convert to fraction form
    106,935.91/147,587.10 = 61,605.07/x
  3. Step 3: Cross multiply
    106,935.91x = 147,587.10 × 61,605.07
  4. Step 4: Simplify right side
    106,935.91x = 9,092,113,026.61
  5. Step 5: Solve for x
    x = 9,092,113,026.61/106,935.91
  6. Step 6: Final answer
    x = 85,023.95

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1.5x scale

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.