Home / 91,043.37-136,566.30-34,886.30

Finding the Fourth Proportional to 91,043.37, 136,566.30 and 34,886.30

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Solution

The fourth proportional to 91,043.37, 136,566.30 and 34,886.30 is: 52,329.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,043.37 : 136,566.30 = 34,886.30 : x
  2. Step 2: Convert to fraction form
    91,043.37/136,566.30 = 34,886.30/x
  3. Step 3: Cross multiply
    91,043.37x = 136,566.30 × 34,886.30
  4. Step 4: Simplify right side
    91,043.37x = 4,764,292,911.69
  5. Step 5: Solve for x
    x = 4,764,292,911.69/91,043.37
  6. Step 6: Final answer
    x = 52,329.93

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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.