Home / 161,460.90-242,070.64-111,398.12

Finding the Fourth Proportional to 161,460.90, 242,070.64 and 111,398.12

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Solution

The fourth proportional to 161,460.90, 242,070.64 and 111,398.12 is: 167,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,460.90 : 242,070.64 = 111,398.12 : x
  2. Step 2: Convert to fraction form
    161,460.90/242,070.64 = 111,398.12/x
  3. Step 3: Cross multiply
    161,460.90x = 242,070.64 × 111,398.12
  4. Step 4: Simplify right side
    161,460.90x = 26,966,214,203.20
  5. Step 5: Solve for x
    x = 26,966,214,203.20/161,460.90
  6. Step 6: Final answer
    x = 167,013.90

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1.5x scale

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.