Home / 54,050.58-74,615.09-31,385.16

Finding the Fourth Proportional to 54,050.58, 74,615.09 and 31,385.16

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Solution

The fourth proportional to 54,050.58, 74,615.09 and 31,385.16 is: 43,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,050.58 : 74,615.09 = 31,385.16 : x
  2. Step 2: Convert to fraction form
    54,050.58/74,615.09 = 31,385.16/x
  3. Step 3: Cross multiply
    54,050.58x = 74,615.09 × 31,385.16
  4. Step 4: Simplify right side
    54,050.58x = 2,341,806,320.35
  5. Step 5: Solve for x
    x = 2,341,806,320.35/54,050.58
  6. Step 6: Final answer
    x = 43,326.20

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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.