Home / 108,345.84-149,525.07-60,614.55

Finding the Fourth Proportional to 108,345.84, 149,525.07 and 60,614.55

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Solution

The fourth proportional to 108,345.84, 149,525.07 and 60,614.55 is: 83,652.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,345.84 : 149,525.07 = 60,614.55 : x
  2. Step 2: Convert to fraction form
    108,345.84/149,525.07 = 60,614.55/x
  3. Step 3: Cross multiply
    108,345.84x = 149,525.07 × 60,614.55
  4. Step 4: Simplify right side
    108,345.84x = 9,063,394,831.77
  5. Step 5: Solve for x
    x = 9,063,394,831.77/108,345.84
  6. Step 6: Final answer
    x = 83,652.45

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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.