Home / 92,554.95-127,630.37-79,170.51

Finding the Fourth Proportional to 92,554.95, 127,630.37 and 79,170.51

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Solution

The fourth proportional to 92,554.95, 127,630.37 and 79,170.51 is: 109,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,554.95 : 127,630.37 = 79,170.51 : x
  2. Step 2: Convert to fraction form
    92,554.95/127,630.37 = 79,170.51/x
  3. Step 3: Cross multiply
    92,554.95x = 127,630.37 × 79,170.51
  4. Step 4: Simplify right side
    92,554.95x = 10,104,561,088.54
  5. Step 5: Solve for x
    x = 10,104,561,088.54/92,554.95
  6. Step 6: Final answer
    x = 109,173.64

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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.