Home / 178,173.29-245,879.19-97,603.70

Finding the Fourth Proportional to 178,173.29, 245,879.19 and 97,603.70

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Solution

The fourth proportional to 178,173.29, 245,879.19 and 97,603.70 is: 134,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,173.29 : 245,879.19 = 97,603.70 : x
  2. Step 2: Convert to fraction form
    178,173.29/245,879.19 = 97,603.70/x
  3. Step 3: Cross multiply
    178,173.29x = 245,879.19 × 97,603.70
  4. Step 4: Simplify right side
    178,173.29x = 23,998,717,467.61
  5. Step 5: Solve for x
    x = 23,998,717,467.61/178,173.29
  6. Step 6: Final answer
    x = 134,693.13

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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.