Home / 60,441.40-83,421.06-38,623.72

Finding the Fourth Proportional to 60,441.40, 83,421.06 and 38,623.72

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Solution

The fourth proportional to 60,441.40, 83,421.06 and 38,623.72 is: 53,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,441.40 : 83,421.06 = 38,623.72 : x
  2. Step 2: Convert to fraction form
    60,441.40/83,421.06 = 38,623.72/x
  3. Step 3: Cross multiply
    60,441.40x = 83,421.06 × 38,623.72
  4. Step 4: Simplify right side
    60,441.40x = 3,222,031,663.54
  5. Step 5: Solve for x
    x = 3,222,031,663.54/60,441.40
  6. Step 6: Final answer
    x = 53,308.36

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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.