Home / 42,866.87-59,158.40-25,870.83

Finding the Fourth Proportional to 42,866.87, 59,158.40 and 25,870.83

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Solution

The fourth proportional to 42,866.87, 59,158.40 and 25,870.83 is: 35,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,866.87 : 59,158.40 = 25,870.83 : x
  2. Step 2: Convert to fraction form
    42,866.87/59,158.40 = 25,870.83/x
  3. Step 3: Cross multiply
    42,866.87x = 59,158.40 × 25,870.83
  4. Step 4: Simplify right side
    42,866.87x = 1,530,476,780.12
  5. Step 5: Solve for x
    x = 1,530,476,780.12/42,866.87
  6. Step 6: Final answer
    x = 35,703.03

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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.