Home / 94,220.10-141,330.15-31,890.60

Finding the Fourth Proportional to 94,220.10, 141,330.15 and 31,890.60

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Solution

The fourth proportional to 94,220.10, 141,330.15 and 31,890.60 is: 47,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,220.10 : 141,330.15 = 31,890.60 : x
  2. Step 2: Convert to fraction form
    94,220.10/141,330.15 = 31,890.60/x
  3. Step 3: Cross multiply
    94,220.10x = 141,330.15 × 31,890.60
  4. Step 4: Simplify right side
    94,220.10x = 4,507,103,281.59
  5. Step 5: Solve for x
    x = 4,507,103,281.59/94,220.10
  6. Step 6: Final answer
    x = 47,835.90

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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.