Home / 114,870.17-172,001.50-89,960.24

Finding the Fourth Proportional to 114,870.17, 172,001.50 and 89,960.24

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Solution

The fourth proportional to 114,870.17, 172,001.50 and 89,960.24 is: 134,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,870.17 : 172,001.50 = 89,960.24 : x
  2. Step 2: Convert to fraction form
    114,870.17/172,001.50 = 89,960.24/x
  3. Step 3: Cross multiply
    114,870.17x = 172,001.50 × 89,960.24
  4. Step 4: Simplify right side
    114,870.17x = 15,473,296,425.46
  5. Step 5: Solve for x
    x = 15,473,296,425.46/114,870.17
  6. Step 6: Final answer
    x = 134,702.47

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1.5x scale

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.