Home / 130,837.04-180,559.48-73,486.46

Finding the Fourth Proportional to 130,837.04, 180,559.48 and 73,486.46

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Solution

The fourth proportional to 130,837.04, 180,559.48 and 73,486.46 is: 101,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,837.04 : 180,559.48 = 73,486.46 : x
  2. Step 2: Convert to fraction form
    130,837.04/180,559.48 = 73,486.46/x
  3. Step 3: Cross multiply
    130,837.04x = 180,559.48 × 73,486.46
  4. Step 4: Simplify right side
    130,837.04x = 13,268,675,918.13
  5. Step 5: Solve for x
    x = 13,268,675,918.13/130,837.04
  6. Step 6: Final answer
    x = 101,413.76

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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.