Home / 86,729.60-130,094.40-24,400.10

Finding the Fourth Proportional to 86,729.60, 130,094.40 and 24,400.10

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Solution

The fourth proportional to 86,729.60, 130,094.40 and 24,400.10 is: 36,600.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,729.60 : 130,094.40 = 24,400.10 : x
  2. Step 2: Convert to fraction form
    86,729.60/130,094.40 = 24,400.10/x
  3. Step 3: Cross multiply
    86,729.60x = 130,094.40 × 24,400.10
  4. Step 4: Simplify right side
    86,729.60x = 3,174,316,369.44
  5. Step 5: Solve for x
    x = 3,174,316,369.44/86,729.60
  6. Step 6: Final answer
    x = 36,600.15

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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.