Home / 213,800.60-320,610.64-64,062.16

Finding the Fourth Proportional to 213,800.60, 320,610.64 and 64,062.16

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Solution

The fourth proportional to 213,800.60, 320,610.64 and 64,062.16 is: 96,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,800.60 : 320,610.64 = 64,062.16 : x
  2. Step 2: Convert to fraction form
    213,800.60/320,610.64 = 64,062.16/x
  3. Step 3: Cross multiply
    213,800.60x = 320,610.64 × 64,062.16
  4. Step 4: Simplify right side
    213,800.60x = 20,539,010,117.38
  5. Step 5: Solve for x
    x = 20,539,010,117.38/213,800.60
  6. Step 6: Final answer
    x = 96,066.19

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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.