Home / 67,036.60-99,825.92-66,300.32

Finding the Fourth Proportional to 67,036.60, 99,825.92 and 66,300.32

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Solution

The fourth proportional to 67,036.60, 99,825.92 and 66,300.32 is: 98,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,036.60 : 99,825.92 = 66,300.32 : x
  2. Step 2: Convert to fraction form
    67,036.60/99,825.92 = 66,300.32/x
  3. Step 3: Cross multiply
    67,036.60x = 99,825.92 × 66,300.32
  4. Step 4: Simplify right side
    67,036.60x = 6,618,490,440.29
  5. Step 5: Solve for x
    x = 6,618,490,440.29/67,036.60
  6. Step 6: Final answer
    x = 98,729.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.