Home / 52,427.85-72,347.88-28,554.36

Finding the Fourth Proportional to 52,427.85, 72,347.88 and 28,554.36

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Solution

The fourth proportional to 52,427.85, 72,347.88 and 28,554.36 is: 39,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,427.85 : 72,347.88 = 28,554.36 : x
  2. Step 2: Convert to fraction form
    52,427.85/72,347.88 = 28,554.36/x
  3. Step 3: Cross multiply
    52,427.85x = 72,347.88 × 28,554.36
  4. Step 4: Simplify right side
    52,427.85x = 2,065,847,410.76
  5. Step 5: Solve for x
    x = 2,065,847,410.76/52,427.85
  6. Step 6: Final answer
    x = 39,403.63

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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.