Home / 216,881.24-325,337.06-67,101.80

Finding the Fourth Proportional to 216,881.24, 325,337.06 and 67,101.80

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Solution

The fourth proportional to 216,881.24, 325,337.06 and 67,101.80 is: 100,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,881.24 : 325,337.06 = 67,101.80 : x
  2. Step 2: Convert to fraction form
    216,881.24/325,337.06 = 67,101.80/x
  3. Step 3: Cross multiply
    216,881.24x = 325,337.06 × 67,101.80
  4. Step 4: Simplify right side
    216,881.24x = 21,830,702,332.71
  5. Step 5: Solve for x
    x = 21,830,702,332.71/216,881.24
  6. Step 6: Final answer
    x = 100,657.40

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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.