Home / 42,058.90-58,041.33-22,938.71

Finding the Fourth Proportional to 42,058.90, 58,041.33 and 22,938.71

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Solution

The fourth proportional to 42,058.90, 58,041.33 and 22,938.71 is: 31,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,058.90 : 58,041.33 = 22,938.71 : x
  2. Step 2: Convert to fraction form
    42,058.90/58,041.33 = 22,938.71/x
  3. Step 3: Cross multiply
    42,058.90x = 58,041.33 × 22,938.71
  4. Step 4: Simplify right side
    42,058.90x = 1,331,393,236.88
  5. Step 5: Solve for x
    x = 1,331,393,236.88/42,058.90
  6. Step 6: Final answer
    x = 31,655.45

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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.