Home / 64,306.26-88,728.36-38,816.82

Finding the Fourth Proportional to 64,306.26, 88,728.36 and 38,816.82

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Solution

The fourth proportional to 64,306.26, 88,728.36 and 38,816.82 is: 53,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,306.26 : 88,728.36 = 38,816.82 : x
  2. Step 2: Convert to fraction form
    64,306.26/88,728.36 = 38,816.82/x
  3. Step 3: Cross multiply
    64,306.26x = 88,728.36 × 38,816.82
  4. Step 4: Simplify right side
    64,306.26x = 3,444,152,779.02
  5. Step 5: Solve for x
    x = 3,444,152,779.02/64,306.26
  6. Step 6: Final answer
    x = 53,558.59

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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.