Home / 38,750.79-53,462.32-25,329.78

Finding the Fourth Proportional to 38,750.79, 53,462.32 and 25,329.78

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Solution

The fourth proportional to 38,750.79, 53,462.32 and 25,329.78 is: 34,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,750.79 : 53,462.32 = 25,329.78 : x
  2. Step 2: Convert to fraction form
    38,750.79/53,462.32 = 25,329.78/x
  3. Step 3: Cross multiply
    38,750.79x = 53,462.32 × 25,329.78
  4. Step 4: Simplify right side
    38,750.79x = 1,354,188,803.89
  5. Step 5: Solve for x
    x = 1,354,188,803.89/38,750.79
  6. Step 6: Final answer
    x = 34,946.10

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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.