Home / 50,740.19-70,049.61-30,602.19

Finding the Fourth Proportional to 50,740.19, 70,049.61 and 30,602.19

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Solution

The fourth proportional to 50,740.19, 70,049.61 and 30,602.19 is: 42,248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,740.19 : 70,049.61 = 30,602.19 : x
  2. Step 2: Convert to fraction form
    50,740.19/70,049.61 = 30,602.19/x
  3. Step 3: Cross multiply
    50,740.19x = 70,049.61 × 30,602.19
  4. Step 4: Simplify right side
    50,740.19x = 2,143,671,474.65
  5. Step 5: Solve for x
    x = 2,143,671,474.65/50,740.19
  6. Step 6: Final answer
    x = 42,248.00

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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.