Home / 55,901.05-83,833.77-18,454.15

Finding the Fourth Proportional to 55,901.05, 83,833.77 and 18,454.15

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Solution

The fourth proportional to 55,901.05, 83,833.77 and 18,454.15 is: 27,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,901.05 : 83,833.77 = 18,454.15 : x
  2. Step 2: Convert to fraction form
    55,901.05/83,833.77 = 18,454.15/x
  3. Step 3: Cross multiply
    55,901.05x = 83,833.77 × 18,454.15
  4. Step 4: Simplify right side
    55,901.05x = 1,547,080,966.65
  5. Step 5: Solve for x
    x = 1,547,080,966.65/55,901.05
  6. Step 6: Final answer
    x = 27,675.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.