Home / 124,430.09-171,708.57-73,459.24

Finding the Fourth Proportional to 124,430.09, 171,708.57 and 73,459.24

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Solution

The fourth proportional to 124,430.09, 171,708.57 and 73,459.24 is: 101,370.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,430.09 : 171,708.57 = 73,459.24 : x
  2. Step 2: Convert to fraction form
    124,430.09/171,708.57 = 73,459.24/x
  3. Step 3: Cross multiply
    124,430.09x = 171,708.57 × 73,459.24
  4. Step 4: Simplify right side
    124,430.09x = 12,613,580,195.14
  5. Step 5: Solve for x
    x = 12,613,580,195.14/124,430.09
  6. Step 6: Final answer
    x = 101,370.82

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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.