Home / 53,436.48-73,748.16-34,336.80

Finding the Fourth Proportional to 53,436.48, 73,748.16 and 34,336.80

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Solution

The fourth proportional to 53,436.48, 73,748.16 and 34,336.80 is: 47,388.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436.48 : 73,748.16 = 34,336.80 : x
  2. Step 2: Convert to fraction form
    53,436.48/73,748.16 = 34,336.80/x
  3. Step 3: Cross multiply
    53,436.48x = 73,748.16 × 34,336.80
  4. Step 4: Simplify right side
    53,436.48x = 2,532,275,820.29
  5. Step 5: Solve for x
    x = 2,532,275,820.29/53,436.48
  6. Step 6: Final answer
    x = 47,388.52

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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.