Home / 50,970.24-70,304.64-31,098.24

Finding the Fourth Proportional to 50,970.24, 70,304.64 and 31,098.24

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Solution

The fourth proportional to 50,970.24, 70,304.64 and 31,098.24 is: 42,894.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,970.24 : 70,304.64 = 31,098.24 : x
  2. Step 2: Convert to fraction form
    50,970.24/70,304.64 = 31,098.24/x
  3. Step 3: Cross multiply
    50,970.24x = 70,304.64 × 31,098.24
  4. Step 4: Simplify right side
    50,970.24x = 2,186,350,567.83
  5. Step 5: Solve for x
    x = 2,186,350,567.83/50,970.24
  6. Step 6: Final answer
    x = 42,894.65

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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.