Home / 92,661.18-127,871.91-50,219.70

Finding the Fourth Proportional to 92,661.18, 127,871.91 and 50,219.70

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Solution

The fourth proportional to 92,661.18, 127,871.91 and 50,219.70 is: 69,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,661.18 : 127,871.91 = 50,219.70 : x
  2. Step 2: Convert to fraction form
    92,661.18/127,871.91 = 50,219.70/x
  3. Step 3: Cross multiply
    92,661.18x = 127,871.91 × 50,219.70
  4. Step 4: Simplify right side
    92,661.18x = 6,421,688,958.63
  5. Step 5: Solve for x
    x = 6,421,688,958.63/92,661.18
  6. Step 6: Final answer
    x = 69,302.91

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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.