Home / 101,799.27-140,483.84-56,480.23

Finding the Fourth Proportional to 101,799.27, 140,483.84 and 56,480.23

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Solution

The fourth proportional to 101,799.27, 140,483.84 and 56,480.23 is: 77,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,799.27 : 140,483.84 = 56,480.23 : x
  2. Step 2: Convert to fraction form
    101,799.27/140,483.84 = 56,480.23/x
  3. Step 3: Cross multiply
    101,799.27x = 140,483.84 × 56,480.23
  4. Step 4: Simplify right side
    101,799.27x = 7,934,559,594.48
  5. Step 5: Solve for x
    x = 7,934,559,594.48/101,799.27
  6. Step 6: Final answer
    x = 77,943.19

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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.