Home / 38,503.96-53,160.45-34,463.78

Finding the Fourth Proportional to 38,503.96, 53,160.45 and 34,463.78

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Solution

The fourth proportional to 38,503.96, 53,160.45 and 34,463.78 is: 47,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,503.96 : 53,160.45 = 34,463.78 : x
  2. Step 2: Convert to fraction form
    38,503.96/53,160.45 = 34,463.78/x
  3. Step 3: Cross multiply
    38,503.96x = 53,160.45 × 34,463.78
  4. Step 4: Simplify right side
    38,503.96x = 1,832,110,053.50
  5. Step 5: Solve for x
    x = 1,832,110,053.50/38,503.96
  6. Step 6: Final answer
    x = 47,582.39

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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.