Home / 228,933.64-315,938.64-126,952.24

Finding the Fourth Proportional to 228,933.64, 315,938.64 and 126,952.24

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Solution

The fourth proportional to 228,933.64, 315,938.64 and 126,952.24 is: 175,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,933.64 : 315,938.64 = 126,952.24 : x
  2. Step 2: Convert to fraction form
    228,933.64/315,938.64 = 126,952.24/x
  3. Step 3: Cross multiply
    228,933.64x = 315,938.64 × 126,952.24
  4. Step 4: Simplify right side
    228,933.64x = 40,109,118,050.55
  5. Step 5: Solve for x
    x = 40,109,118,050.55/228,933.64
  6. Step 6: Final answer
    x = 175,199.76

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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.