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Finding the Fourth Proportional to 25,012.39, 37,510.76 and 8,368.52

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Solution

The fourth proportional to 25,012.39, 37,510.76 and 8,368.52 is: 12,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,012.39 : 37,510.76 = 8,368.52 : x
  2. Step 2: Convert to fraction form
    25,012.39/37,510.76 = 8,368.52/x
  3. Step 3: Cross multiply
    25,012.39x = 37,510.76 × 8,368.52
  4. Step 4: Simplify right side
    25,012.39x = 313,909,545.28
  5. Step 5: Solve for x
    x = 313,909,545.28/25,012.39
  6. Step 6: Final answer
    x = 12,550.16

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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.