Home / 111,181.54-153,430.62-60,194.30

Finding the Fourth Proportional to 111,181.54, 153,430.62 and 60,194.30

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Solution

The fourth proportional to 111,181.54, 153,430.62 and 60,194.30 is: 83,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,181.54 : 153,430.62 = 60,194.30 : x
  2. Step 2: Convert to fraction form
    111,181.54/153,430.62 = 60,194.30/x
  3. Step 3: Cross multiply
    111,181.54x = 153,430.62 × 60,194.30
  4. Step 4: Simplify right side
    111,181.54x = 9,235,649,153.04
  5. Step 5: Solve for x
    x = 9,235,649,153.04/111,181.54
  6. Step 6: Final answer
    x = 83,068.19

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1.5x scale

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.