Home / 114,495.86-158,082.21-71,492.15

Finding the Fourth Proportional to 114,495.86, 158,082.21 and 71,492.15

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Solution

The fourth proportional to 114,495.86, 158,082.21 and 71,492.15 is: 98,707.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,495.86 : 158,082.21 = 71,492.15 : x
  2. Step 2: Convert to fraction form
    114,495.86/158,082.21 = 71,492.15/x
  3. Step 3: Cross multiply
    114,495.86x = 158,082.21 × 71,492.15
  4. Step 4: Simplify right side
    114,495.86x = 11,301,636,279.24
  5. Step 5: Solve for x
    x = 11,301,636,279.24/114,495.86
  6. Step 6: Final answer
    x = 98,707.82

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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.