Home / 53,478.91-80,223.36-14,036.23

Finding the Fourth Proportional to 53,478.91, 80,223.36 and 14,036.23

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Solution

The fourth proportional to 53,478.91, 80,223.36 and 14,036.23 is: 21,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,478.91 : 80,223.36 = 14,036.23 : x
  2. Step 2: Convert to fraction form
    53,478.91/80,223.36 = 14,036.23/x
  3. Step 3: Cross multiply
    53,478.91x = 80,223.36 × 14,036.23
  4. Step 4: Simplify right side
    53,478.91x = 1,126,033,532.33
  5. Step 5: Solve for x
    x = 1,126,033,532.33/53,478.91
  6. Step 6: Final answer
    x = 21,055.66

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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.