Home / 62,921.34-86,833.08-34,242.62

Finding the Fourth Proportional to 62,921.34, 86,833.08 and 34,242.62

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Solution

The fourth proportional to 62,921.34, 86,833.08 and 34,242.62 is: 47,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.34 : 86,833.08 = 34,242.62 : x
  2. Step 2: Convert to fraction form
    62,921.34/86,833.08 = 34,242.62/x
  3. Step 3: Cross multiply
    62,921.34x = 86,833.08 × 34,242.62
  4. Step 4: Simplify right side
    62,921.34x = 2,973,391,727.70
  5. Step 5: Solve for x
    x = 2,973,391,727.70/62,921.34
  6. Step 6: Final answer
    x = 47,255.70

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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.