Home / 71,058.47-98,060.76-39,227.49

Finding the Fourth Proportional to 71,058.47, 98,060.76 and 39,227.49

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Solution

The fourth proportional to 71,058.47, 98,060.76 and 39,227.49 is: 54,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,058.47 : 98,060.76 = 39,227.49 : x
  2. Step 2: Convert to fraction form
    71,058.47/98,060.76 = 39,227.49/x
  3. Step 3: Cross multiply
    71,058.47x = 98,060.76 × 39,227.49
  4. Step 4: Simplify right side
    71,058.47x = 3,846,677,482.29
  5. Step 5: Solve for x
    x = 3,846,677,482.29/71,058.47
  6. Step 6: Final answer
    x = 54,133.98

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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.