Home / 70,164.36-96,828.21-38,335.23

Finding the Fourth Proportional to 70,164.36, 96,828.21 and 38,335.23

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Solution

The fourth proportional to 70,164.36, 96,828.21 and 38,335.23 is: 52,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,164.36 : 96,828.21 = 38,335.23 : x
  2. Step 2: Convert to fraction form
    70,164.36/96,828.21 = 38,335.23/x
  3. Step 3: Cross multiply
    70,164.36x = 96,828.21 × 38,335.23
  4. Step 4: Simplify right side
    70,164.36x = 3,711,931,700.84
  5. Step 5: Solve for x
    x = 3,711,931,700.84/70,164.36
  6. Step 6: Final answer
    x = 52,903.38

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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.