Home / 52,521.80-78,833.90-26,256.20

Finding the Fourth Proportional to 52,521.80, 78,833.90 and 26,256.20

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Solution

The fourth proportional to 52,521.80, 78,833.90 and 26,256.20 is: 39,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521.80 : 78,833.90 = 26,256.20 : x
  2. Step 2: Convert to fraction form
    52,521.80/78,833.90 = 26,256.20/x
  3. Step 3: Cross multiply
    52,521.80x = 78,833.90 × 26,256.20
  4. Step 4: Simplify right side
    52,521.80x = 2,069,878,645.18
  5. Step 5: Solve for x
    x = 2,069,878,645.18/52,521.80
  6. Step 6: Final answer
    x = 39,409.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.