Home / 114,017.49-157,388.54-102,060.15

Finding the Fourth Proportional to 114,017.49, 157,388.54 and 102,060.15

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Solution

The fourth proportional to 114,017.49, 157,388.54 and 102,060.15 is: 140,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,017.49 : 157,388.54 = 102,060.15 : x
  2. Step 2: Convert to fraction form
    114,017.49/157,388.54 = 102,060.15/x
  3. Step 3: Cross multiply
    114,017.49x = 157,388.54 × 102,060.15
  4. Step 4: Simplify right side
    114,017.49x = 16,063,098,000.68
  5. Step 5: Solve for x
    x = 16,063,098,000.68/114,017.49
  6. Step 6: Final answer
    x = 140,882.75

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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.