Home / 180,022.16-248,429.40-99,454.88

Finding the Fourth Proportional to 180,022.16, 248,429.40 and 99,454.88

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Solution

The fourth proportional to 180,022.16, 248,429.40 and 99,454.88 is: 137,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,022.16 : 248,429.40 = 99,454.88 : x
  2. Step 2: Convert to fraction form
    180,022.16/248,429.40 = 99,454.88/x
  3. Step 3: Cross multiply
    180,022.16x = 248,429.40 × 99,454.88
  4. Step 4: Simplify right side
    180,022.16x = 24,707,516,165.47
  5. Step 5: Solve for x
    x = 24,707,516,165.47/180,022.16
  6. Step 6: Final answer
    x = 137,247.08

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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.