Home / 55,400.16-76,488.88-34,210.56

Finding the Fourth Proportional to 55,400.16, 76,488.88 and 34,210.56

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Solution

The fourth proportional to 55,400.16, 76,488.88 and 34,210.56 is: 47,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,400.16 : 76,488.88 = 34,210.56 : x
  2. Step 2: Convert to fraction form
    55,400.16/76,488.88 = 34,210.56/x
  3. Step 3: Cross multiply
    55,400.16x = 76,488.88 × 34,210.56
  4. Step 4: Simplify right side
    55,400.16x = 2,616,727,418.57
  5. Step 5: Solve for x
    x = 2,616,727,418.57/55,400.16
  6. Step 6: Final answer
    x = 47,233.21

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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.