Home / 99,138.07-148,705.80-24,258.88

Finding the Fourth Proportional to 99,138.07, 148,705.80 and 24,258.88

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Solution

The fourth proportional to 99,138.07, 148,705.80 and 24,258.88 is: 36,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,138.07 : 148,705.80 = 24,258.88 : x
  2. Step 2: Convert to fraction form
    99,138.07/148,705.80 = 24,258.88/x
  3. Step 3: Cross multiply
    99,138.07x = 148,705.80 × 24,258.88
  4. Step 4: Simplify right side
    99,138.07x = 3,607,436,157.50
  5. Step 5: Solve for x
    x = 3,607,436,157.50/99,138.07
  6. Step 6: Final answer
    x = 36,388.00

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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.