Home / 55,344.12-76,348.08-37,445.28

Finding the Fourth Proportional to 55,344.12, 76,348.08 and 37,445.28

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Solution

The fourth proportional to 55,344.12, 76,348.08 and 37,445.28 is: 51,656.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344.12 : 76,348.08 = 37,445.28 : x
  2. Step 2: Convert to fraction form
    55,344.12/76,348.08 = 37,445.28/x
  3. Step 3: Cross multiply
    55,344.12x = 76,348.08 × 37,445.28
  4. Step 4: Simplify right side
    55,344.12x = 2,858,875,233.06
  5. Step 5: Solve for x
    x = 2,858,875,233.06/55,344.12
  6. Step 6: Final answer
    x = 51,656.35

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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.