Home / 113,581.13-156,596.40-93,087.77

Finding the Fourth Proportional to 113,581.13, 156,596.40 and 93,087.77

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Solution

The fourth proportional to 113,581.13, 156,596.40 and 93,087.77 is: 128,341.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,581.13 : 156,596.40 = 93,087.77 : x
  2. Step 2: Convert to fraction form
    113,581.13/156,596.40 = 93,087.77/x
  3. Step 3: Cross multiply
    113,581.13x = 156,596.40 × 93,087.77
  4. Step 4: Simplify right side
    113,581.13x = 14,577,209,666.03
  5. Step 5: Solve for x
    x = 14,577,209,666.03/113,581.13
  6. Step 6: Final answer
    x = 128,341.83

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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.