Home / 74,881.47-103,335.80-41,346.75

Finding the Fourth Proportional to 74,881.47, 103,335.80 and 41,346.75

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Solution

The fourth proportional to 74,881.47, 103,335.80 and 41,346.75 is: 57,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,881.47 : 103,335.80 = 41,346.75 : x
  2. Step 2: Convert to fraction form
    74,881.47/103,335.80 = 41,346.75/x
  3. Step 3: Cross multiply
    74,881.47x = 103,335.80 × 41,346.75
  4. Step 4: Simplify right side
    74,881.47x = 4,272,599,281.92
  5. Step 5: Solve for x
    x = 4,272,599,281.92/74,881.47
  6. Step 6: Final answer
    x = 57,058.17

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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.