Home / 55,012.76-75,917.68-29,862.24

Finding the Fourth Proportional to 55,012.76, 75,917.68 and 29,862.24

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Solution

The fourth proportional to 55,012.76, 75,917.68 and 29,862.24 is: 41,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.76 : 75,917.68 = 29,862.24 : x
  2. Step 2: Convert to fraction form
    55,012.76/75,917.68 = 29,862.24/x
  3. Step 3: Cross multiply
    55,012.76x = 75,917.68 × 29,862.24
  4. Step 4: Simplify right side
    55,012.76x = 2,267,071,980.40
  5. Step 5: Solve for x
    x = 2,267,071,980.40/55,012.76
  6. Step 6: Final answer
    x = 41,209.93

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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.