Home / 228,148.04-314,846.39-126,168.23

Finding the Fourth Proportional to 228,148.04, 314,846.39 and 126,168.23

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Solution

The fourth proportional to 228,148.04, 314,846.39 and 126,168.23 is: 174,113.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,148.04 : 314,846.39 = 126,168.23 : x
  2. Step 2: Convert to fraction form
    228,148.04/314,846.39 = 126,168.23/x
  3. Step 3: Cross multiply
    228,148.04x = 314,846.39 × 126,168.23
  4. Step 4: Simplify right side
    228,148.04x = 39,723,611,748.19
  5. Step 5: Solve for x
    x = 39,723,611,748.19/228,148.04
  6. Step 6: Final answer
    x = 174,113.32

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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.