Home / 62,313.70-85,992.30-38,430.82

Finding the Fourth Proportional to 62,313.70, 85,992.30 and 38,430.82

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Solution

The fourth proportional to 62,313.70, 85,992.30 and 38,430.82 is: 53,034.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,313.70 : 85,992.30 = 38,430.82 : x
  2. Step 2: Convert to fraction form
    62,313.70/85,992.30 = 38,430.82/x
  3. Step 3: Cross multiply
    62,313.70x = 85,992.30 × 38,430.82
  4. Step 4: Simplify right side
    62,313.70x = 3,304,754,602.69
  5. Step 5: Solve for x
    x = 3,304,754,602.69/62,313.70
  6. Step 6: Final answer
    x = 53,034.16

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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.