Home / 79,525.18-109,744.98-45,534.20

Finding the Fourth Proportional to 79,525.18, 109,744.98 and 45,534.20

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Solution

The fourth proportional to 79,525.18, 109,744.98 and 45,534.20 is: 62,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,525.18 : 109,744.98 = 45,534.20 : x
  2. Step 2: Convert to fraction form
    79,525.18/109,744.98 = 45,534.20/x
  3. Step 3: Cross multiply
    79,525.18x = 109,744.98 × 45,534.20
  4. Step 4: Simplify right side
    79,525.18x = 4,997,149,868.32
  5. Step 5: Solve for x
    x = 4,997,149,868.32/79,525.18
  6. Step 6: Final answer
    x = 62,837.33

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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.