Home / 38,417.79-53,081.63-27,641.35

Finding the Fourth Proportional to 38,417.79, 53,081.63 and 27,641.35

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Solution

The fourth proportional to 38,417.79, 53,081.63 and 27,641.35 is: 38,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,417.79 : 53,081.63 = 27,641.35 : x
  2. Step 2: Convert to fraction form
    38,417.79/53,081.63 = 27,641.35/x
  3. Step 3: Cross multiply
    38,417.79x = 53,081.63 × 27,641.35
  4. Step 4: Simplify right side
    38,417.79x = 1,467,248,009.05
  5. Step 5: Solve for x
    x = 1,467,248,009.05/38,417.79
  6. Step 6: Final answer
    x = 38,191.89

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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.