Home / 53,588.63-80,399.55-38,802.89

Finding the Fourth Proportional to 53,588.63, 80,399.55 and 38,802.89

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Solution

The fourth proportional to 53,588.63, 80,399.55 and 38,802.89 is: 58,216.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,588.63 : 80,399.55 = 38,802.89 : x
  2. Step 2: Convert to fraction form
    53,588.63/80,399.55 = 38,802.89/x
  3. Step 3: Cross multiply
    53,588.63x = 80,399.55 × 38,802.89
  4. Step 4: Simplify right side
    53,588.63x = 3,119,734,894.70
  5. Step 5: Solve for x
    x = 3,119,734,894.70/53,588.63
  6. Step 6: Final answer
    x = 58,216.36

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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.