Home / 52,542.18-72,506.26-28,668.34

Finding the Fourth Proportional to 52,542.18, 72,506.26 and 28,668.34

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Solution

The fourth proportional to 52,542.18, 72,506.26 and 28,668.34 is: 39,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.18 : 72,506.26 = 28,668.34 : x
  2. Step 2: Convert to fraction form
    52,542.18/72,506.26 = 28,668.34/x
  3. Step 3: Cross multiply
    52,542.18x = 72,506.26 × 28,668.34
  4. Step 4: Simplify right side
    52,542.18x = 2,078,634,113.81
  5. Step 5: Solve for x
    x = 2,078,634,113.81/52,542.18
  6. Step 6: Final answer
    x = 39,561.25

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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.