Home / 161,111.04-241,298.43-76,930.16

Finding the Fourth Proportional to 161,111.04, 241,298.43 and 76,930.16

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Solution

The fourth proportional to 161,111.04, 241,298.43 and 76,930.16 is: 115,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,111.04 : 241,298.43 = 76,930.16 : x
  2. Step 2: Convert to fraction form
    161,111.04/241,298.43 = 76,930.16/x
  3. Step 3: Cross multiply
    161,111.04x = 241,298.43 × 76,930.16
  4. Step 4: Simplify right side
    161,111.04x = 18,563,126,827.65
  5. Step 5: Solve for x
    x = 18,563,126,827.65/161,111.04
  6. Step 6: Final answer
    x = 115,219.46

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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.