Home / 84,779.70-127,184.13-34,886.94

Finding the Fourth Proportional to 84,779.70, 127,184.13 and 34,886.94

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Solution

The fourth proportional to 84,779.70, 127,184.13 and 34,886.94 is: 52,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,779.70 : 127,184.13 = 34,886.94 : x
  2. Step 2: Convert to fraction form
    84,779.70/127,184.13 = 34,886.94/x
  3. Step 3: Cross multiply
    84,779.70x = 127,184.13 × 34,886.94
  4. Step 4: Simplify right side
    84,779.70x = 4,437,065,112.26
  5. Step 5: Solve for x
    x = 4,437,065,112.26/84,779.70
  6. Step 6: Final answer
    x = 52,336.41

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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.