Home / 70,266.40-96,967.67-38,435.22

Finding the Fourth Proportional to 70,266.40, 96,967.67 and 38,435.22

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Solution

The fourth proportional to 70,266.40, 96,967.67 and 38,435.22 is: 53,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,266.40 : 96,967.67 = 38,435.22 : x
  2. Step 2: Convert to fraction form
    70,266.40/96,967.67 = 38,435.22/x
  3. Step 3: Cross multiply
    70,266.40x = 96,967.67 × 38,435.22
  4. Step 4: Simplify right side
    70,266.40x = 3,726,973,537.16
  5. Step 5: Solve for x
    x = 3,726,973,537.16/70,266.40
  6. Step 6: Final answer
    x = 53,040.62

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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.