Home / 83,031.19-114,583.04-45,305.44

Finding the Fourth Proportional to 83,031.19, 114,583.04 and 45,305.44

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Solution

The fourth proportional to 83,031.19, 114,583.04 and 45,305.44 is: 62,521.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,031.19 : 114,583.04 = 45,305.44 : x
  2. Step 2: Convert to fraction form
    83,031.19/114,583.04 = 45,305.44/x
  3. Step 3: Cross multiply
    83,031.19x = 114,583.04 × 45,305.44
  4. Step 4: Simplify right side
    83,031.19x = 5,191,234,700.65
  5. Step 5: Solve for x
    x = 5,191,234,700.65/83,031.19
  6. Step 6: Final answer
    x = 62,521.50

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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.