Home / 71,026.54-98,018.98-38,762.92

Finding the Fourth Proportional to 71,026.54, 98,018.98 and 38,762.92

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Solution

The fourth proportional to 71,026.54, 98,018.98 and 38,762.92 is: 53,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,026.54 : 98,018.98 = 38,762.92 : x
  2. Step 2: Convert to fraction form
    71,026.54/98,018.98 = 38,762.92/x
  3. Step 3: Cross multiply
    71,026.54x = 98,018.98 × 38,762.92
  4. Step 4: Simplify right side
    71,026.54x = 3,799,501,686.41
  5. Step 5: Solve for x
    x = 3,799,501,686.41/71,026.54
  6. Step 6: Final answer
    x = 53,494.11

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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.