Home / 70,586.54-97,409.49-38,321.13

Finding the Fourth Proportional to 70,586.54, 97,409.49 and 38,321.13

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Solution

The fourth proportional to 70,586.54, 97,409.49 and 38,321.13 is: 52,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,586.54 : 97,409.49 = 38,321.13 : x
  2. Step 2: Convert to fraction form
    70,586.54/97,409.49 = 38,321.13/x
  3. Step 3: Cross multiply
    70,586.54x = 97,409.49 × 38,321.13
  4. Step 4: Simplify right side
    70,586.54x = 3,732,841,951.11
  5. Step 5: Solve for x
    x = 3,732,841,951.11/70,586.54
  6. Step 6: Final answer
    x = 52,883.20

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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.