Home / 101,549.04-140,117.76-63,801.48

Finding the Fourth Proportional to 101,549.04, 140,117.76 and 63,801.48

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Solution

The fourth proportional to 101,549.04, 140,117.76 and 63,801.48 is: 88,033.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,549.04 : 140,117.76 = 63,801.48 : x
  2. Step 2: Convert to fraction form
    101,549.04/140,117.76 = 63,801.48/x
  3. Step 3: Cross multiply
    101,549.04x = 140,117.76 × 63,801.48
  4. Step 4: Simplify right side
    101,549.04x = 8,939,720,462.28
  5. Step 5: Solve for x
    x = 8,939,720,462.28/101,549.04
  6. Step 6: Final answer
    x = 88,033.53

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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.