Home / 109,627.01-151,430.48-88,197.45

Finding the Fourth Proportional to 109,627.01, 151,430.48 and 88,197.45

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Solution

The fourth proportional to 109,627.01, 151,430.48 and 88,197.45 is: 121,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,627.01 : 151,430.48 = 88,197.45 : x
  2. Step 2: Convert to fraction form
    109,627.01/151,430.48 = 88,197.45/x
  3. Step 3: Cross multiply
    109,627.01x = 151,430.48 × 88,197.45
  4. Step 4: Simplify right side
    109,627.01x = 13,355,782,188.28
  5. Step 5: Solve for x
    x = 13,355,782,188.28/109,627.01
  6. Step 6: Final answer
    x = 121,829.30

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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.