Home / 48,139.41-66,434.58-26,918.63

Finding the Fourth Proportional to 48,139.41, 66,434.58 and 26,918.63

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Solution

The fourth proportional to 48,139.41, 66,434.58 and 26,918.63 is: 37,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.41 : 66,434.58 = 26,918.63 : x
  2. Step 2: Convert to fraction form
    48,139.41/66,434.58 = 26,918.63/x
  3. Step 3: Cross multiply
    48,139.41x = 66,434.58 × 26,918.63
  4. Step 4: Simplify right side
    48,139.41x = 1,788,327,795.18
  5. Step 5: Solve for x
    x = 1,788,327,795.18/48,139.41
  6. Step 6: Final answer
    x = 37,148.93

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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.