Home / 216,312.48-298,346.64-186,148.56

Finding the Fourth Proportional to 216,312.48, 298,346.64 and 186,148.56

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Solution

The fourth proportional to 216,312.48, 298,346.64 and 186,148.56 is: 256,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,312.48 : 298,346.64 = 186,148.56 : x
  2. Step 2: Convert to fraction form
    216,312.48/298,346.64 = 186,148.56/x
  3. Step 3: Cross multiply
    216,312.48x = 298,346.64 × 186,148.56
  4. Step 4: Simplify right side
    216,312.48x = 55,536,797,416.84
  5. Step 5: Solve for x
    x = 55,536,797,416.84/216,312.48
  6. Step 6: Final answer
    x = 256,743.38

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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.