Home / 102,473.10-141,468.57-70,812.18

Finding the Fourth Proportional to 102,473.10, 141,468.57 and 70,812.18

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Solution

The fourth proportional to 102,473.10, 141,468.57 and 70,812.18 is: 97,759.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,473.10 : 141,468.57 = 70,812.18 : x
  2. Step 2: Convert to fraction form
    102,473.10/141,468.57 = 70,812.18/x
  3. Step 3: Cross multiply
    102,473.10x = 141,468.57 × 70,812.18
  4. Step 4: Simplify right side
    102,473.10x = 10,017,697,843.18
  5. Step 5: Solve for x
    x = 10,017,697,843.18/102,473.10
  6. Step 6: Final answer
    x = 97,759.29

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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.