Home / 130,227.25-179,714.69-70,611.25

Finding the Fourth Proportional to 130,227.25, 179,714.69 and 70,611.25

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Solution

The fourth proportional to 130,227.25, 179,714.69 and 70,611.25 is: 97,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,227.25 : 179,714.69 = 70,611.25 : x
  2. Step 2: Convert to fraction form
    130,227.25/179,714.69 = 70,611.25/x
  3. Step 3: Cross multiply
    130,227.25x = 179,714.69 × 70,611.25
  4. Step 4: Simplify right side
    130,227.25x = 12,689,878,904.26
  5. Step 5: Solve for x
    x = 12,689,878,904.26/130,227.25
  6. Step 6: Final answer
    x = 97,444.11

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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.