Home / 70,153.24-96,809.88-38,322.28

Finding the Fourth Proportional to 70,153.24, 96,809.88 and 38,322.28

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Solution

The fourth proportional to 70,153.24, 96,809.88 and 38,322.28 is: 52,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,153.24 : 96,809.88 = 38,322.28 : x
  2. Step 2: Convert to fraction form
    70,153.24/96,809.88 = 38,322.28/x
  3. Step 3: Cross multiply
    70,153.24x = 96,809.88 × 38,322.28
  4. Step 4: Simplify right side
    70,153.24x = 3,709,975,328.13
  5. Step 5: Solve for x
    x = 3,709,975,328.13/70,153.24
  6. Step 6: Final answer
    x = 52,883.88

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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.