Home / 92,877.03-128,170.35-50,436.27

Finding the Fourth Proportional to 92,877.03, 128,170.35 and 50,436.27

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Solution

The fourth proportional to 92,877.03, 128,170.35 and 50,436.27 is: 69,602.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,877.03 : 128,170.35 = 50,436.27 : x
  2. Step 2: Convert to fraction form
    92,877.03/128,170.35 = 50,436.27/x
  3. Step 3: Cross multiply
    92,877.03x = 128,170.35 × 50,436.27
  4. Step 4: Simplify right side
    92,877.03x = 6,464,434,378.59
  5. Step 5: Solve for x
    x = 6,464,434,378.59/92,877.03
  6. Step 6: Final answer
    x = 69,602.08

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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.