Home / 86,702.52-130,056.45-23,522.39

Finding the Fourth Proportional to 86,702.52, 130,056.45 and 23,522.39

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Solution

The fourth proportional to 86,702.52, 130,056.45 and 23,522.39 is: 35,284.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,702.52 : 130,056.45 = 23,522.39 : x
  2. Step 2: Convert to fraction form
    86,702.52/130,056.45 = 23,522.39/x
  3. Step 3: Cross multiply
    86,702.52x = 130,056.45 × 23,522.39
  4. Step 4: Simplify right side
    86,702.52x = 3,059,238,864.06
  5. Step 5: Solve for x
    x = 3,059,238,864.06/86,702.52
  6. Step 6: Final answer
    x = 35,284.31

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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.