Home / 48,429.12-66,830.76-26,918.76

Finding the Fourth Proportional to 48,429.12, 66,830.76 and 26,918.76

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Solution

The fourth proportional to 48,429.12, 66,830.76 and 26,918.76 is: 37,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.12 : 66,830.76 = 26,918.76 : x
  2. Step 2: Convert to fraction form
    48,429.12/66,830.76 = 26,918.76/x
  3. Step 3: Cross multiply
    48,429.12x = 66,830.76 × 26,918.76
  4. Step 4: Simplify right side
    48,429.12x = 1,799,001,189.06
  5. Step 5: Solve for x
    x = 1,799,001,189.06/48,429.12
  6. Step 6: Final answer
    x = 37,147.10

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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.