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Finding the Fourth Proportional to 86,753.60, 130,130.40 and 24,424.10

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Solution

The fourth proportional to 86,753.60, 130,130.40 and 24,424.10 is: 36,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,753.60 : 130,130.40 = 24,424.10 : x
  2. Step 2: Convert to fraction form
    86,753.60/130,130.40 = 24,424.10/x
  3. Step 3: Cross multiply
    86,753.60x = 130,130.40 × 24,424.10
  4. Step 4: Simplify right side
    86,753.60x = 3,178,317,902.64
  5. Step 5: Solve for x
    x = 3,178,317,902.64/86,753.60
  6. Step 6: Final answer
    x = 36,636.15

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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.