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Finding the Fourth Proportional to 167,007.30, 250,510.95 and 117,143.70

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Solution

The fourth proportional to 167,007.30, 250,510.95 and 117,143.70 is: 175,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,007.30 : 250,510.95 = 117,143.70 : x
  2. Step 2: Convert to fraction form
    167,007.30/250,510.95 = 117,143.70/x
  3. Step 3: Cross multiply
    167,007.30x = 250,510.95 × 117,143.70
  4. Step 4: Simplify right side
    167,007.30x = 29,345,779,573.52
  5. Step 5: Solve for x
    x = 29,345,779,573.52/167,007.30
  6. Step 6: Final answer
    x = 175,715.55

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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.