Home / 74,290.14-111,472.65-27,547.74

Finding the Fourth Proportional to 74,290.14, 111,472.65 and 27,547.74

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Solution

The fourth proportional to 74,290.14, 111,472.65 and 27,547.74 is: 41,335.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,290.14 : 111,472.65 = 27,547.74 : x
  2. Step 2: Convert to fraction form
    74,290.14/111,472.65 = 27,547.74/x
  3. Step 3: Cross multiply
    74,290.14x = 111,472.65 × 27,547.74
  4. Step 4: Simplify right side
    74,290.14x = 3,070,819,579.31
  5. Step 5: Solve for x
    x = 3,070,819,579.31/74,290.14
  6. Step 6: Final answer
    x = 41,335.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.