Home / 111,064.32-153,272.28-60,763.32

Finding the Fourth Proportional to 111,064.32, 153,272.28 and 60,763.32

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Solution

The fourth proportional to 111,064.32, 153,272.28 and 60,763.32 is: 83,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,064.32 : 153,272.28 = 60,763.32 : x
  2. Step 2: Convert to fraction form
    111,064.32/153,272.28 = 60,763.32/x
  3. Step 3: Cross multiply
    111,064.32x = 153,272.28 × 60,763.32
  4. Step 4: Simplify right side
    111,064.32x = 9,313,332,292.95
  5. Step 5: Solve for x
    x = 9,313,332,292.95/111,064.32
  6. Step 6: Final answer
    x = 83,855.30

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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.