Home / 107,665.59-148,583.40-62,345.55

Finding the Fourth Proportional to 107,665.59, 148,583.40 and 62,345.55

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Solution

The fourth proportional to 107,665.59, 148,583.40 and 62,345.55 is: 86,039.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,665.59 : 148,583.40 = 62,345.55 : x
  2. Step 2: Convert to fraction form
    107,665.59/148,583.40 = 62,345.55/x
  3. Step 3: Cross multiply
    107,665.59x = 148,583.40 × 62,345.55
  4. Step 4: Simplify right side
    107,665.59x = 9,263,513,793.87
  5. Step 5: Solve for x
    x = 9,263,513,793.87/107,665.59
  6. Step 6: Final answer
    x = 86,039.69

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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.