Home / 52,438.54-72,366.04-28,565.24

Finding the Fourth Proportional to 52,438.54, 72,366.04 and 28,565.24

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Solution

The fourth proportional to 52,438.54, 72,366.04 and 28,565.24 is: 39,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,438.54 : 72,366.04 = 28,565.24 : x
  2. Step 2: Convert to fraction form
    52,438.54/72,366.04 = 28,565.24/x
  3. Step 3: Cross multiply
    52,438.54x = 72,366.04 × 28,565.24
  4. Step 4: Simplify right side
    52,438.54x = 2,067,153,300.45
  5. Step 5: Solve for x
    x = 2,067,153,300.45/52,438.54
  6. Step 6: Final answer
    x = 39,420.50

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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.