Home / 115,875.40-173,832.30-49,347.40

Finding the Fourth Proportional to 115,875.40, 173,832.30 and 49,347.40

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Solution

The fourth proportional to 115,875.40, 173,832.30 and 49,347.40 is: 74,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,875.40 : 173,832.30 = 49,347.40 : x
  2. Step 2: Convert to fraction form
    115,875.40/173,832.30 = 49,347.40/x
  3. Step 3: Cross multiply
    115,875.40x = 173,832.30 × 49,347.40
  4. Step 4: Simplify right side
    115,875.40x = 8,578,172,041.02
  5. Step 5: Solve for x
    x = 8,578,172,041.02/115,875.40
  6. Step 6: Final answer
    x = 74,029.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.