Home / 127,594.50-191,327.40-74,303.70

Finding the Fourth Proportional to 127,594.50, 191,327.40 and 74,303.70

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Solution

The fourth proportional to 127,594.50, 191,327.40 and 74,303.70 is: 111,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,594.50 : 191,327.40 = 74,303.70 : x
  2. Step 2: Convert to fraction form
    127,594.50/191,327.40 = 74,303.70/x
  3. Step 3: Cross multiply
    127,594.50x = 191,327.40 × 74,303.70
  4. Step 4: Simplify right side
    127,594.50x = 14,216,333,731.38
  5. Step 5: Solve for x
    x = 14,216,333,731.38/127,594.50
  6. Step 6: Final answer
    x = 111,418.08

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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.