Home / 70,250.29-96,946.81-38,421.23

Finding the Fourth Proportional to 70,250.29, 96,946.81 and 38,421.23

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Solution

The fourth proportional to 70,250.29, 96,946.81 and 38,421.23 is: 53,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,250.29 : 96,946.81 = 38,421.23 : x
  2. Step 2: Convert to fraction form
    70,250.29/96,946.81 = 38,421.23/x
  3. Step 3: Cross multiply
    70,250.29x = 96,946.81 × 38,421.23
  4. Step 4: Simplify right side
    70,250.29x = 3,724,815,975.17
  5. Step 5: Solve for x
    x = 3,724,815,975.17/70,250.29
  6. Step 6: Final answer
    x = 53,022.07

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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.