Home / 102,170.88-153,275.76-32,031.36

Finding the Fourth Proportional to 102,170.88, 153,275.76 and 32,031.36

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Solution

The fourth proportional to 102,170.88, 153,275.76 and 32,031.36 is: 48,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,170.88 : 153,275.76 = 32,031.36 : x
  2. Step 2: Convert to fraction form
    102,170.88/153,275.76 = 32,031.36/x
  3. Step 3: Cross multiply
    102,170.88x = 153,275.76 × 32,031.36
  4. Step 4: Simplify right side
    102,170.88x = 4,909,631,047.83
  5. Step 5: Solve for x
    x = 4,909,631,047.83/102,170.88
  6. Step 6: Final answer
    x = 48,053.13

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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.