Home / 115,359.03-173,061.63-48,798.90

Finding the Fourth Proportional to 115,359.03, 173,061.63 and 48,798.90

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Solution

The fourth proportional to 115,359.03, 173,061.63 and 48,798.90 is: 73,208.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,359.03 : 173,061.63 = 48,798.90 : x
  2. Step 2: Convert to fraction form
    115,359.03/173,061.63 = 48,798.90/x
  3. Step 3: Cross multiply
    115,359.03x = 173,061.63 × 48,798.90
  4. Step 4: Simplify right side
    115,359.03x = 8,445,217,176.21
  5. Step 5: Solve for x
    x = 8,445,217,176.21/115,359.03
  6. Step 6: Final answer
    x = 73,208.12

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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.