Home / 70,232.95-96,921.50-38,402.11

Finding the Fourth Proportional to 70,232.95, 96,921.50 and 38,402.11

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Solution

The fourth proportional to 70,232.95, 96,921.50 and 38,402.11 is: 52,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,232.95 : 96,921.50 = 38,402.11 : x
  2. Step 2: Convert to fraction form
    70,232.95/96,921.50 = 38,402.11/x
  3. Step 3: Cross multiply
    70,232.95x = 96,921.50 × 38,402.11
  4. Step 4: Simplify right side
    70,232.95x = 3,721,989,427.75
  5. Step 5: Solve for x
    x = 3,721,989,427.75/70,232.95
  6. Step 6: Final answer
    x = 52,994.92

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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.