Home / 112,232-154,883.40-61,934.24

Finding the Fourth Proportional to 112,232, 154,883.40 and 61,934.24

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Solution

The fourth proportional to 112,232, 154,883.40 and 61,934.24 is: 85,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,232 : 154,883.40 = 61,934.24 : x
  2. Step 2: Convert to fraction form
    112,232/154,883.40 = 61,934.24/x
  3. Step 3: Cross multiply
    112,232x = 154,883.40 × 61,934.24
  4. Step 4: Simplify right side
    112,232x = 9,592,585,667.62
  5. Step 5: Solve for x
    x = 9,592,585,667.62/112,232
  6. Step 6: Final answer
    x = 85,471.04

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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.