Home / 64,200.51-88,625.09-38,368.18

Finding the Fourth Proportional to 64,200.51, 88,625.09 and 38,368.18

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Solution

The fourth proportional to 64,200.51, 88,625.09 and 38,368.18 is: 52,965.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,200.51 : 88,625.09 = 38,368.18 : x
  2. Step 2: Convert to fraction form
    64,200.51/88,625.09 = 38,368.18/x
  3. Step 3: Cross multiply
    64,200.51x = 88,625.09 × 38,368.18
  4. Step 4: Simplify right side
    64,200.51x = 3,400,383,213.80
  5. Step 5: Solve for x
    x = 3,400,383,213.80/64,200.51
  6. Step 6: Final answer
    x = 52,965.05

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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.