Home / 194,557.50-291,458.61-127,795.05

Finding the Fourth Proportional to 194,557.50, 291,458.61 and 127,795.05

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Solution

The fourth proportional to 194,557.50, 291,458.61 and 127,795.05 is: 191,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,557.50 : 291,458.61 = 127,795.05 : x
  2. Step 2: Convert to fraction form
    194,557.50/291,458.61 = 127,795.05/x
  3. Step 3: Cross multiply
    194,557.50x = 291,458.61 × 127,795.05
  4. Step 4: Simplify right side
    194,557.50x = 37,246,967,637.88
  5. Step 5: Solve for x
    x = 37,246,967,637.88/194,557.50
  6. Step 6: Final answer
    x = 191,444.52

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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.