Home / 107,236.13-147,998.61-61,925.13

Finding the Fourth Proportional to 107,236.13, 147,998.61 and 61,925.13

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Solution

The fourth proportional to 107,236.13, 147,998.61 and 61,925.13 is: 85,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,236.13 : 147,998.61 = 61,925.13 : x
  2. Step 2: Convert to fraction form
    107,236.13/147,998.61 = 61,925.13/x
  3. Step 3: Cross multiply
    107,236.13x = 147,998.61 × 61,925.13
  4. Step 4: Simplify right side
    107,236.13x = 9,164,833,164.07
  5. Step 5: Solve for x
    x = 9,164,833,164.07/107,236.13
  6. Step 6: Final answer
    x = 85,464.05

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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.