Home / 116,616.20-175,053.90-64,128.20

Finding the Fourth Proportional to 116,616.20, 175,053.90 and 64,128.20

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Solution

The fourth proportional to 116,616.20, 175,053.90 and 64,128.20 is: 96,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,616.20 : 175,053.90 = 64,128.20 : x
  2. Step 2: Convert to fraction form
    116,616.20/175,053.90 = 64,128.20/x
  3. Step 3: Cross multiply
    116,616.20x = 175,053.90 × 64,128.20
  4. Step 4: Simplify right side
    116,616.20x = 11,225,891,509.98
  5. Step 5: Solve for x
    x = 11,225,891,509.98/116,616.20
  6. Step 6: Final answer
    x = 96,263.57

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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.