Home / 51,332.24-70,831.49-28,668.34

Finding the Fourth Proportional to 51,332.24, 70,831.49 and 28,668.34

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Solution

The fourth proportional to 51,332.24, 70,831.49 and 28,668.34 is: 39,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,332.24 : 70,831.49 = 28,668.34 : x
  2. Step 2: Convert to fraction form
    51,332.24/70,831.49 = 28,668.34/x
  3. Step 3: Cross multiply
    51,332.24x = 70,831.49 × 28,668.34
  4. Step 4: Simplify right side
    51,332.24x = 2,030,621,363.46
  5. Step 5: Solve for x
    x = 2,030,621,363.46/51,332.24
  6. Step 6: Final answer
    x = 39,558.40

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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.