Home / 76,133.60-105,040.21-44,296.35

Finding the Fourth Proportional to 76,133.60, 105,040.21 and 44,296.35

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Solution

The fourth proportional to 76,133.60, 105,040.21 and 44,296.35 is: 61,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,133.60 : 105,040.21 = 44,296.35 : x
  2. Step 2: Convert to fraction form
    76,133.60/105,040.21 = 44,296.35/x
  3. Step 3: Cross multiply
    76,133.60x = 105,040.21 × 44,296.35
  4. Step 4: Simplify right side
    76,133.60x = 4,652,897,567.70
  5. Step 5: Solve for x
    x = 4,652,897,567.70/76,133.60
  6. Step 6: Final answer
    x = 61,114.90

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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.