Home / 132,470.88-182,717.28-89,955.60

Finding the Fourth Proportional to 132,470.88, 182,717.28 and 89,955.60

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Solution

The fourth proportional to 132,470.88, 182,717.28 and 89,955.60 is: 124,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,470.88 : 182,717.28 = 89,955.60 : x
  2. Step 2: Convert to fraction form
    132,470.88/182,717.28 = 89,955.60/x
  3. Step 3: Cross multiply
    132,470.88x = 182,717.28 × 89,955.60
  4. Step 4: Simplify right side
    132,470.88x = 16,436,442,552.77
  5. Step 5: Solve for x
    x = 16,436,442,552.77/132,470.88
  6. Step 6: Final answer
    x = 124,075.89

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1.5x scale

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.