Home / 53,058.19-79,587.34-13,077.18

Finding the Fourth Proportional to 53,058.19, 79,587.34 and 13,077.18

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Solution

The fourth proportional to 53,058.19, 79,587.34 and 13,077.18 is: 19,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,058.19 : 79,587.34 = 13,077.18 : x
  2. Step 2: Convert to fraction form
    53,058.19/79,587.34 = 13,077.18/x
  3. Step 3: Cross multiply
    53,058.19x = 79,587.34 × 13,077.18
  4. Step 4: Simplify right side
    53,058.19x = 1,040,777,639.76
  5. Step 5: Solve for x
    x = 1,040,777,639.76/53,058.19
  6. Step 6: Final answer
    x = 19,615.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.