Home / 106,757.40-147,322.62-59,009.52

Finding the Fourth Proportional to 106,757.40, 147,322.62 and 59,009.52

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Solution

The fourth proportional to 106,757.40, 147,322.62 and 59,009.52 is: 81,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,757.40 : 147,322.62 = 59,009.52 : x
  2. Step 2: Convert to fraction form
    106,757.40/147,322.62 = 59,009.52/x
  3. Step 3: Cross multiply
    106,757.40x = 147,322.62 × 59,009.52
  4. Step 4: Simplify right side
    106,757.40x = 8,693,437,091.34
  5. Step 5: Solve for x
    x = 8,693,437,091.34/106,757.40
  6. Step 6: Final answer
    x = 81,431.70

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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.