Home / 161,498.05-242,263.20-61,742.16

Finding the Fourth Proportional to 161,498.05, 242,263.20 and 61,742.16

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Solution

The fourth proportional to 161,498.05, 242,263.20 and 61,742.16 is: 92,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,498.05 : 242,263.20 = 61,742.16 : x
  2. Step 2: Convert to fraction form
    161,498.05/242,263.20 = 61,742.16/x
  3. Step 3: Cross multiply
    161,498.05x = 242,263.20 × 61,742.16
  4. Step 4: Simplify right side
    161,498.05x = 14,957,853,256.51
  5. Step 5: Solve for x
    x = 14,957,853,256.51/161,498.05
  6. Step 6: Final answer
    x = 92,619.40

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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.