Home / 53,312.24-79,880.83-18,232.76

Finding the Fourth Proportional to 53,312.24, 79,880.83 and 18,232.76

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Solution

The fourth proportional to 53,312.24, 79,880.83 and 18,232.76 is: 27,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.24 : 79,880.83 = 18,232.76 : x
  2. Step 2: Convert to fraction form
    53,312.24/79,880.83 = 18,232.76/x
  3. Step 3: Cross multiply
    53,312.24x = 79,880.83 × 18,232.76
  4. Step 4: Simplify right side
    53,312.24x = 1,456,448,001.99
  5. Step 5: Solve for x
    x = 1,456,448,001.99/53,312.24
  6. Step 6: Final answer
    x = 27,319.20

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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.