Home / 88,370.73-121,905.14-52,535.25

Finding the Fourth Proportional to 88,370.73, 121,905.14 and 52,535.25

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Solution

The fourth proportional to 88,370.73, 121,905.14 and 52,535.25 is: 72,471.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,370.73 : 121,905.14 = 52,535.25 : x
  2. Step 2: Convert to fraction form
    88,370.73/121,905.14 = 52,535.25/x
  3. Step 3: Cross multiply
    88,370.73x = 121,905.14 × 52,535.25
  4. Step 4: Simplify right side
    88,370.73x = 6,404,316,743.51
  5. Step 5: Solve for x
    x = 6,404,316,743.51/88,370.73
  6. Step 6: Final answer
    x = 72,471.02

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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.