Home / 106,887.08-147,507.14-59,144.76

Finding the Fourth Proportional to 106,887.08, 147,507.14 and 59,144.76

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Solution

The fourth proportional to 106,887.08, 147,507.14 and 59,144.76 is: 81,621.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,887.08 : 147,507.14 = 59,144.76 : x
  2. Step 2: Convert to fraction form
    106,887.08/147,507.14 = 59,144.76/x
  3. Step 3: Cross multiply
    106,887.08x = 147,507.14 × 59,144.76
  4. Step 4: Simplify right side
    106,887.08x = 8,724,274,393.59
  5. Step 5: Solve for x
    x = 8,724,274,393.59/106,887.08
  6. Step 6: Final answer
    x = 81,621.41

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Double scale
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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.