Home / 86,944.92-130,436.10-26,972.18

Finding the Fourth Proportional to 86,944.92, 130,436.10 and 26,972.18

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Solution

The fourth proportional to 86,944.92, 130,436.10 and 26,972.18 is: 40,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,944.92 : 130,436.10 = 26,972.18 : x
  2. Step 2: Convert to fraction form
    86,944.92/130,436.10 = 26,972.18/x
  3. Step 3: Cross multiply
    86,944.92x = 130,436.10 × 26,972.18
  4. Step 4: Simplify right side
    86,944.92x = 3,518,145,967.70
  5. Step 5: Solve for x
    x = 3,518,145,967.70/86,944.92
  6. Step 6: Final answer
    x = 40,464.08

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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.