Home / 70,266.72-96,967.58-38,436.14

Finding the Fourth Proportional to 70,266.72, 96,967.58 and 38,436.14

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Solution

The fourth proportional to 70,266.72, 96,967.58 and 38,436.14 is: 53,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,266.72 : 96,967.58 = 38,436.14 : x
  2. Step 2: Convert to fraction form
    70,266.72/96,967.58 = 38,436.14/x
  3. Step 3: Cross multiply
    70,266.72x = 96,967.58 × 38,436.14
  4. Step 4: Simplify right side
    70,266.72x = 3,727,059,480.34
  5. Step 5: Solve for x
    x = 3,727,059,480.34/70,266.72
  6. Step 6: Final answer
    x = 53,041.60

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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.