Home / 107,152.48-147,867.18-59,403.04

Finding the Fourth Proportional to 107,152.48, 147,867.18 and 59,403.04

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Solution

The fourth proportional to 107,152.48, 147,867.18 and 59,403.04 is: 81,974.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,152.48 : 147,867.18 = 59,403.04 : x
  2. Step 2: Convert to fraction form
    107,152.48/147,867.18 = 59,403.04/x
  3. Step 3: Cross multiply
    107,152.48x = 147,867.18 × 59,403.04
  4. Step 4: Simplify right side
    107,152.48x = 8,783,760,008.23
  5. Step 5: Solve for x
    x = 8,783,760,008.23/107,152.48
  6. Step 6: Final answer
    x = 81,974.40

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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.