Home / 42,270.16-58,332.40-22,888.98

Finding the Fourth Proportional to 42,270.16, 58,332.40 and 22,888.98

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Solution

The fourth proportional to 42,270.16, 58,332.40 and 22,888.98 is: 31,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270.16 : 58,332.40 = 22,888.98 : x
  2. Step 2: Convert to fraction form
    42,270.16/58,332.40 = 22,888.98/x
  3. Step 3: Cross multiply
    42,270.16x = 58,332.40 × 22,888.98
  4. Step 4: Simplify right side
    42,270.16x = 1,335,169,136.95
  5. Step 5: Solve for x
    x = 1,335,169,136.95/42,270.16
  6. Step 6: Final answer
    x = 31,586.56

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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.