Home / 116,349.07-160,557.45-71,102.80

Finding the Fourth Proportional to 116,349.07, 160,557.45 and 71,102.80

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Solution

The fourth proportional to 116,349.07, 160,557.45 and 71,102.80 is: 98,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,349.07 : 160,557.45 = 71,102.80 : x
  2. Step 2: Convert to fraction form
    116,349.07/160,557.45 = 71,102.80/x
  3. Step 3: Cross multiply
    116,349.07x = 160,557.45 × 71,102.80
  4. Step 4: Simplify right side
    116,349.07x = 11,416,084,255.86
  5. Step 5: Solve for x
    x = 11,416,084,255.86/116,349.07
  6. Step 6: Final answer
    x = 98,119.26

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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.