Home / 127,292.16-175,659.84-70,702.08

Finding the Fourth Proportional to 127,292.16, 175,659.84 and 70,702.08

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Solution

The fourth proportional to 127,292.16, 175,659.84 and 70,702.08 is: 97,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,292.16 : 175,659.84 = 70,702.08 : x
  2. Step 2: Convert to fraction form
    127,292.16/175,659.84 = 70,702.08/x
  3. Step 3: Cross multiply
    127,292.16x = 175,659.84 × 70,702.08
  4. Step 4: Simplify right side
    127,292.16x = 12,419,516,060.47
  5. Step 5: Solve for x
    x = 12,419,516,060.47/127,292.16
  6. Step 6: Final answer
    x = 97,567.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.