Home / 134,166.29-185,007.62-112,641.20

Finding the Fourth Proportional to 134,166.29, 185,007.62 and 112,641.20

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Solution

The fourth proportional to 134,166.29, 185,007.62 and 112,641.20 is: 155,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,166.29 : 185,007.62 = 112,641.20 : x
  2. Step 2: Convert to fraction form
    134,166.29/185,007.62 = 112,641.20/x
  3. Step 3: Cross multiply
    134,166.29x = 185,007.62 × 112,641.20
  4. Step 4: Simplify right side
    134,166.29x = 20,839,480,376.29
  5. Step 5: Solve for x
    x = 20,839,480,376.29/134,166.29
  6. Step 6: Final answer
    x = 155,325.76

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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.