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Finding the Fourth Proportional to 175,031.93, 241,547.15 and 103,411.80

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Solution

The fourth proportional to 175,031.93, 241,547.15 and 103,411.80 is: 142,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,031.93 : 241,547.15 = 103,411.80 : x
  2. Step 2: Convert to fraction form
    175,031.93/241,547.15 = 103,411.80/x
  3. Step 3: Cross multiply
    175,031.93x = 241,547.15 × 103,411.80
  4. Step 4: Simplify right side
    175,031.93x = 24,978,825,824.90
  5. Step 5: Solve for x
    x = 24,978,825,824.90/175,031.93
  6. Step 6: Final answer
    x = 142,710.11

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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.