Home / 130,569.59-180,241.14-88,185.53

Finding the Fourth Proportional to 130,569.59, 180,241.14 and 88,185.53

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Solution

The fourth proportional to 130,569.59, 180,241.14 and 88,185.53 is: 121,733.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,569.59 : 180,241.14 = 88,185.53 : x
  2. Step 2: Convert to fraction form
    130,569.59/180,241.14 = 88,185.53/x
  3. Step 3: Cross multiply
    130,569.59x = 180,241.14 × 88,185.53
  4. Step 4: Simplify right side
    130,569.59x = 15,894,659,557.50
  5. Step 5: Solve for x
    x = 15,894,659,557.50/130,569.59
  6. Step 6: Final answer
    x = 121,733.25

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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.