Home / 53,743.04-79,937.95-53,563.22

Finding the Fourth Proportional to 53,743.04, 79,937.95 and 53,563.22

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Solution

The fourth proportional to 53,743.04, 79,937.95 and 53,563.22 is: 79,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,743.04 : 79,937.95 = 53,563.22 : x
  2. Step 2: Convert to fraction form
    53,743.04/79,937.95 = 53,563.22/x
  3. Step 3: Cross multiply
    53,743.04x = 79,937.95 × 53,563.22
  4. Step 4: Simplify right side
    53,743.04x = 4,281,734,002.20
  5. Step 5: Solve for x
    x = 4,281,734,002.20/53,743.04
  6. Step 6: Final answer
    x = 79,670.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.