Home / 131,713.75-197,601.95-42,967.32

Finding the Fourth Proportional to 131,713.75, 197,601.95 and 42,967.32

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Solution

The fourth proportional to 131,713.75, 197,601.95 and 42,967.32 is: 64,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,713.75 : 197,601.95 = 42,967.32 : x
  2. Step 2: Convert to fraction form
    131,713.75/197,601.95 = 42,967.32/x
  3. Step 3: Cross multiply
    131,713.75x = 197,601.95 × 42,967.32
  4. Step 4: Simplify right side
    131,713.75x = 8,490,426,218.27
  5. Step 5: Solve for x
    x = 8,490,426,218.27/131,713.75
  6. Step 6: Final answer
    x = 64,461.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.