Home / 152,242.40-228,385.47-47,069.57

Finding the Fourth Proportional to 152,242.40, 228,385.47 and 47,069.57

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Solution

The fourth proportional to 152,242.40, 228,385.47 and 47,069.57 is: 70,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,242.40 : 228,385.47 = 47,069.57 : x
  2. Step 2: Convert to fraction form
    152,242.40/228,385.47 = 47,069.57/x
  3. Step 3: Cross multiply
    152,242.40x = 228,385.47 × 47,069.57
  4. Step 4: Simplify right side
    152,242.40x = 10,750,004,725.22
  5. Step 5: Solve for x
    x = 10,750,004,725.22/152,242.40
  6. Step 6: Final answer
    x = 70,611.11

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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.