Home / 66,053.40-99,125.26-26,613.60

Finding the Fourth Proportional to 66,053.40, 99,125.26 and 26,613.60

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Solution

The fourth proportional to 66,053.40, 99,125.26 and 26,613.60 is: 39,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,053.40 : 99,125.26 = 26,613.60 : x
  2. Step 2: Convert to fraction form
    66,053.40/99,125.26 = 26,613.60/x
  3. Step 3: Cross multiply
    66,053.40x = 99,125.26 × 26,613.60
  4. Step 4: Simplify right side
    66,053.40x = 2,638,080,019.54
  5. Step 5: Solve for x
    x = 2,638,080,019.54/66,053.40
  6. Step 6: Final answer
    x = 39,938.60

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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.