Home / 111,182.04-153,431.28-60,881.04

Finding the Fourth Proportional to 111,182.04, 153,431.28 and 60,881.04

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Solution

The fourth proportional to 111,182.04, 153,431.28 and 60,881.04 is: 84,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,182.04 : 153,431.28 = 60,881.04 : x
  2. Step 2: Convert to fraction form
    111,182.04/153,431.28 = 60,881.04/x
  3. Step 3: Cross multiply
    111,182.04x = 153,431.28 × 60,881.04
  4. Step 4: Simplify right side
    111,182.04x = 9,341,055,894.93
  5. Step 5: Solve for x
    x = 9,341,055,894.93/111,182.04
  6. Step 6: Final answer
    x = 84,015.87

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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.