Home / 102,328.88-141,176.40-62,013.56

Finding the Fourth Proportional to 102,328.88, 141,176.40 and 62,013.56

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Solution

The fourth proportional to 102,328.88, 141,176.40 and 62,013.56 is: 85,556.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,328.88 : 141,176.40 = 62,013.56 : x
  2. Step 2: Convert to fraction form
    102,328.88/141,176.40 = 62,013.56/x
  3. Step 3: Cross multiply
    102,328.88x = 141,176.40 × 62,013.56
  4. Step 4: Simplify right side
    102,328.88x = 8,754,851,151.98
  5. Step 5: Solve for x
    x = 8,754,851,151.98/102,328.88
  6. Step 6: Final answer
    x = 85,556.01

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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.