Home / 65,240.09-97,859.61-38,769.53

Finding the Fourth Proportional to 65,240.09, 97,859.61 and 38,769.53

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Solution

The fourth proportional to 65,240.09, 97,859.61 and 38,769.53 is: 58,153.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,240.09 : 97,859.61 = 38,769.53 : x
  2. Step 2: Convert to fraction form
    65,240.09/97,859.61 = 38,769.53/x
  3. Step 3: Cross multiply
    65,240.09x = 97,859.61 × 38,769.53
  4. Step 4: Simplify right side
    65,240.09x = 3,793,971,085.68
  5. Step 5: Solve for x
    x = 3,793,971,085.68/65,240.09
  6. Step 6: Final answer
    x = 58,153.98

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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.