Home / 117,349.02-176,049.45-54,985.50

Finding the Fourth Proportional to 117,349.02, 176,049.45 and 54,985.50

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Solution

The fourth proportional to 117,349.02, 176,049.45 and 54,985.50 is: 82,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,349.02 : 176,049.45 = 54,985.50 : x
  2. Step 2: Convert to fraction form
    117,349.02/176,049.45 = 54,985.50/x
  3. Step 3: Cross multiply
    117,349.02x = 176,049.45 × 54,985.50
  4. Step 4: Simplify right side
    117,349.02x = 9,680,167,032.98
  5. Step 5: Solve for x
    x = 9,680,167,032.98/117,349.02
  6. Step 6: Final answer
    x = 82,490.40

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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.