Home / 130,077.16-179,506.08-73,488.52

Finding the Fourth Proportional to 130,077.16, 179,506.08 and 73,488.52

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Solution

The fourth proportional to 130,077.16, 179,506.08 and 73,488.52 is: 101,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,077.16 : 179,506.08 = 73,488.52 : x
  2. Step 2: Convert to fraction form
    130,077.16/179,506.08 = 73,488.52/x
  3. Step 3: Cross multiply
    130,077.16x = 179,506.08 × 73,488.52
  4. Step 4: Simplify right side
    130,077.16x = 13,191,636,150.20
  5. Step 5: Solve for x
    x = 13,191,636,150.20/130,077.16
  6. Step 6: Final answer
    x = 101,413.93

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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.