Home / 123,350.68-185,032.57-39,117.48

Finding the Fourth Proportional to 123,350.68, 185,032.57 and 39,117.48

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Solution

The fourth proportional to 123,350.68, 185,032.57 and 39,117.48 is: 58,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,350.68 : 185,032.57 = 39,117.48 : x
  2. Step 2: Convert to fraction form
    123,350.68/185,032.57 = 39,117.48/x
  3. Step 3: Cross multiply
    123,350.68x = 185,032.57 × 39,117.48
  4. Step 4: Simplify right side
    123,350.68x = 7,238,008,178.81
  5. Step 5: Solve for x
    x = 7,238,008,178.81/123,350.68
  6. Step 6: Final answer
    x = 58,678.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.