Home / 117,587.44-176,403.03-38,707.21

Finding the Fourth Proportional to 117,587.44, 176,403.03 and 38,707.21

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Solution

The fourth proportional to 117,587.44, 176,403.03 and 38,707.21 is: 58,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,587.44 : 176,403.03 = 38,707.21 : x
  2. Step 2: Convert to fraction form
    117,587.44/176,403.03 = 38,707.21/x
  3. Step 3: Cross multiply
    117,587.44x = 176,403.03 × 38,707.21
  4. Step 4: Simplify right side
    117,587.44x = 6,828,069,126.85
  5. Step 5: Solve for x
    x = 6,828,069,126.85/117,587.44
  6. Step 6: Final answer
    x = 58,068.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.