Home / 124,347.06-171,677.32-88,125.32

Finding the Fourth Proportional to 124,347.06, 171,677.32 and 88,125.32

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Solution

The fourth proportional to 124,347.06, 171,677.32 and 88,125.32 is: 121,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,347.06 : 171,677.32 = 88,125.32 : x
  2. Step 2: Convert to fraction form
    124,347.06/171,677.32 = 88,125.32/x
  3. Step 3: Cross multiply
    124,347.06x = 171,677.32 × 88,125.32
  4. Step 4: Simplify right side
    124,347.06x = 15,129,117,903.36
  5. Step 5: Solve for x
    x = 15,129,117,903.36/124,347.06
  6. Step 6: Final answer
    x = 121,668.49

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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.