Home / 197,877.60-297,010.80-98,150.40

Finding the Fourth Proportional to 197,877.60, 297,010.80 and 98,150.40

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Solution

The fourth proportional to 197,877.60, 297,010.80 and 98,150.40 is: 147,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,877.60 : 297,010.80 = 98,150.40 : x
  2. Step 2: Convert to fraction form
    197,877.60/297,010.80 = 98,150.40/x
  3. Step 3: Cross multiply
    197,877.60x = 297,010.80 × 98,150.40
  4. Step 4: Simplify right side
    197,877.60x = 29,151,728,824.32
  5. Step 5: Solve for x
    x = 29,151,728,824.32/197,877.60
  6. Step 6: Final answer
    x = 147,322.03

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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.