Home / 216,316.29-324,021.85-173,967.47

Finding the Fourth Proportional to 216,316.29, 324,021.85 and 173,967.47

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Solution

The fourth proportional to 216,316.29, 324,021.85 and 173,967.47 is: 260,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,316.29 : 324,021.85 = 173,967.47 : x
  2. Step 2: Convert to fraction form
    216,316.29/324,021.85 = 173,967.47/x
  3. Step 3: Cross multiply
    216,316.29x = 324,021.85 × 173,967.47
  4. Step 4: Simplify right side
    216,316.29x = 56,369,258,979.27
  5. Step 5: Solve for x
    x = 56,369,258,979.27/216,316.29
  6. Step 6: Final answer
    x = 260,587.21

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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.