Home / 42,670.65-58,871.45-27,572.21

Finding the Fourth Proportional to 42,670.65, 58,871.45 and 27,572.21

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Solution

The fourth proportional to 42,670.65, 58,871.45 and 27,572.21 is: 38,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,670.65 : 58,871.45 = 27,572.21 : x
  2. Step 2: Convert to fraction form
    42,670.65/58,871.45 = 27,572.21/x
  3. Step 3: Cross multiply
    42,670.65x = 58,871.45 × 27,572.21
  4. Step 4: Simplify right side
    42,670.65x = 1,623,215,550.19
  5. Step 5: Solve for x
    x = 1,623,215,550.19/42,670.65
  6. Step 6: Final answer
    x = 38,040.56

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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.