Home / 42,138.90-58,162.86-24,235.92

Finding the Fourth Proportional to 42,138.90, 58,162.86 and 24,235.92

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Solution

The fourth proportional to 42,138.90, 58,162.86 and 24,235.92 is: 33,452.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,138.90 : 58,162.86 = 24,235.92 : x
  2. Step 2: Convert to fraction form
    42,138.90/58,162.86 = 24,235.92/x
  3. Step 3: Cross multiply
    42,138.90x = 58,162.86 × 24,235.92
  4. Step 4: Simplify right side
    42,138.90x = 1,409,630,421.93
  5. Step 5: Solve for x
    x = 1,409,630,421.93/42,138.90
  6. Step 6: Final answer
    x = 33,452.00

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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.