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Finding the Fourth Proportional to 192,402.48, 265,510.48 and 107,520.24

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Solution

The fourth proportional to 192,402.48, 265,510.48 and 107,520.24 is: 148,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,402.48 : 265,510.48 = 107,520.24 : x
  2. Step 2: Convert to fraction form
    192,402.48/265,510.48 = 107,520.24/x
  3. Step 3: Cross multiply
    192,402.48x = 265,510.48 × 107,520.24
  4. Step 4: Simplify right side
    192,402.48x = 28,547,750,532.12
  5. Step 5: Solve for x
    x = 28,547,750,532.12/192,402.48
  6. Step 6: Final answer
    x = 148,375.17

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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.