Home / 38,836.73-53,612.73-29,280.48

Finding the Fourth Proportional to 38,836.73, 53,612.73 and 29,280.48

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Solution

The fourth proportional to 38,836.73, 53,612.73 and 29,280.48 is: 40,420.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,836.73 : 53,612.73 = 29,280.48 : x
  2. Step 2: Convert to fraction form
    38,836.73/53,612.73 = 29,280.48/x
  3. Step 3: Cross multiply
    38,836.73x = 53,612.73 × 29,280.48
  4. Step 4: Simplify right side
    38,836.73x = 1,569,806,468.51
  5. Step 5: Solve for x
    x = 1,569,806,468.51/38,836.73
  6. Step 6: Final answer
    x = 40,420.67

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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.