Home / 51,225.24-70,695.50-31,087.24

Finding the Fourth Proportional to 51,225.24, 70,695.50 and 31,087.24

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Solution

The fourth proportional to 51,225.24, 70,695.50 and 31,087.24 is: 42,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,225.24 : 70,695.50 = 31,087.24 : x
  2. Step 2: Convert to fraction form
    51,225.24/70,695.50 = 31,087.24/x
  3. Step 3: Cross multiply
    51,225.24x = 70,695.50 × 31,087.24
  4. Step 4: Simplify right side
    51,225.24x = 2,197,727,975.42
  5. Step 5: Solve for x
    x = 2,197,727,975.42/51,225.24
  6. Step 6: Final answer
    x = 42,903.22

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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.