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Finding the Fourth Proportional to 216,873.51, 325,332.33 and 74,700.24

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Solution

The fourth proportional to 216,873.51, 325,332.33 and 74,700.24 is: 112,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,873.51 : 325,332.33 = 74,700.24 : x
  2. Step 2: Convert to fraction form
    216,873.51/325,332.33 = 74,700.24/x
  3. Step 3: Cross multiply
    216,873.51x = 325,332.33 × 74,700.24
  4. Step 4: Simplify right side
    216,873.51x = 24,302,403,130.76
  5. Step 5: Solve for x
    x = 24,302,403,130.76/216,873.51
  6. Step 6: Final answer
    x = 112,057.96

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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.