Home / 38,748.16-53,124.05-38,048.32

Finding the Fourth Proportional to 38,748.16, 53,124.05 and 38,048.32

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Solution

The fourth proportional to 38,748.16, 53,124.05 and 38,048.32 is: 52,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,748.16 : 53,124.05 = 38,048.32 : x
  2. Step 2: Convert to fraction form
    38,748.16/53,124.05 = 38,048.32/x
  3. Step 3: Cross multiply
    38,748.16x = 53,124.05 × 38,048.32
  4. Step 4: Simplify right side
    38,748.16x = 2,021,280,854.10
  5. Step 5: Solve for x
    x = 2,021,280,854.10/38,748.16
  6. Step 6: Final answer
    x = 52,164.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.