Home / 179,345.79-247,503.54-98,779.44

Finding the Fourth Proportional to 179,345.79, 247,503.54 and 98,779.44

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Solution

The fourth proportional to 179,345.79, 247,503.54 and 98,779.44 is: 136,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,345.79 : 247,503.54 = 98,779.44 : x
  2. Step 2: Convert to fraction form
    179,345.79/247,503.54 = 98,779.44/x
  3. Step 3: Cross multiply
    179,345.79x = 247,503.54 × 98,779.44
  4. Step 4: Simplify right side
    179,345.79x = 24,448,261,079.22
  5. Step 5: Solve for x
    x = 24,448,261,079.22/179,345.79
  6. Step 6: Final answer
    x = 136,319.12

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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.