Home / 55,017.80-75,923.16-29,866.76

Finding the Fourth Proportional to 55,017.80, 75,923.16 and 29,866.76

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Solution

The fourth proportional to 55,017.80, 75,923.16 and 29,866.76 is: 41,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.80 : 75,923.16 = 29,866.76 : x
  2. Step 2: Convert to fraction form
    55,017.80/75,923.16 = 29,866.76/x
  3. Step 3: Cross multiply
    55,017.80x = 75,923.16 × 29,866.76
  4. Step 4: Simplify right side
    55,017.80x = 2,267,578,798.16
  5. Step 5: Solve for x
    x = 2,267,578,798.16/55,017.80
  6. Step 6: Final answer
    x = 41,215.37

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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.