Home / 228,119.94-314,807.57-126,152.32

Finding the Fourth Proportional to 228,119.94, 314,807.57 and 126,152.32

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Solution

The fourth proportional to 228,119.94, 314,807.57 and 126,152.32 is: 174,091.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,119.94 : 314,807.57 = 126,152.32 : x
  2. Step 2: Convert to fraction form
    228,119.94/314,807.57 = 126,152.32/x
  3. Step 3: Cross multiply
    228,119.94x = 314,807.57 × 126,152.32
  4. Step 4: Simplify right side
    228,119.94x = 39,713,704,837.42
  5. Step 5: Solve for x
    x = 39,713,704,837.42/228,119.94
  6. Step 6: Final answer
    x = 174,091.33

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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.