Home / 117,700.98-176,496.18-42,768.29

Finding the Fourth Proportional to 117,700.98, 176,496.18 and 42,768.29

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Solution

The fourth proportional to 117,700.98, 176,496.18 and 42,768.29 is: 64,132.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,700.98 : 176,496.18 = 42,768.29 : x
  2. Step 2: Convert to fraction form
    117,700.98/176,496.18 = 42,768.29/x
  3. Step 3: Cross multiply
    117,700.98x = 176,496.18 × 42,768.29
  4. Step 4: Simplify right side
    117,700.98x = 7,548,438,927.65
  5. Step 5: Solve for x
    x = 7,548,438,927.65/117,700.98
  6. Step 6: Final answer
    x = 64,132.34

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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.