Home / 53,510.90-73,894.68-40,058.80

Finding the Fourth Proportional to 53,510.90, 73,894.68 and 40,058.80

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Solution

The fourth proportional to 53,510.90, 73,894.68 and 40,058.80 is: 55,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,510.90 : 73,894.68 = 40,058.80 : x
  2. Step 2: Convert to fraction form
    53,510.90/73,894.68 = 40,058.80/x
  3. Step 3: Cross multiply
    53,510.90x = 73,894.68 × 40,058.80
  4. Step 4: Simplify right side
    53,510.90x = 2,960,132,207.18
  5. Step 5: Solve for x
    x = 2,960,132,207.18/53,510.90
  6. Step 6: Final answer
    x = 55,318.30

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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.