Home / 187,492.08-258,699.06-111,035.19

Finding the Fourth Proportional to 187,492.08, 258,699.06 and 111,035.19

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Solution

The fourth proportional to 187,492.08, 258,699.06 and 111,035.19 is: 153,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,492.08 : 258,699.06 = 111,035.19 : x
  2. Step 2: Convert to fraction form
    187,492.08/258,699.06 = 111,035.19/x
  3. Step 3: Cross multiply
    187,492.08x = 258,699.06 × 111,035.19
  4. Step 4: Simplify right side
    187,492.08x = 28,724,699,279.92
  5. Step 5: Solve for x
    x = 28,724,699,279.92/187,492.08
  6. Step 6: Final answer
    x = 153,204.87

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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.