Home / 96,028.80-144,043.20-89,030.40

Finding the Fourth Proportional to 96,028.80, 144,043.20 and 89,030.40

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Solution

The fourth proportional to 96,028.80, 144,043.20 and 89,030.40 is: 133,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,028.80 : 144,043.20 = 89,030.40 : x
  2. Step 2: Convert to fraction form
    96,028.80/144,043.20 = 89,030.40/x
  3. Step 3: Cross multiply
    96,028.80x = 144,043.20 × 89,030.40
  4. Step 4: Simplify right side
    96,028.80x = 12,824,223,713.28
  5. Step 5: Solve for x
    x = 12,824,223,713.28/96,028.80
  6. Step 6: Final answer
    x = 133,545.60

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1.5x scale

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.