Home / 152,132.40-228,220.20-46,940.40

Finding the Fourth Proportional to 152,132.40, 228,220.20 and 46,940.40

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Solution

The fourth proportional to 152,132.40, 228,220.20 and 46,940.40 is: 70,417.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,132.40 : 228,220.20 = 46,940.40 : x
  2. Step 2: Convert to fraction form
    152,132.40/228,220.20 = 46,940.40/x
  3. Step 3: Cross multiply
    152,132.40x = 228,220.20 × 46,940.40
  4. Step 4: Simplify right side
    152,132.40x = 10,712,747,476.08
  5. Step 5: Solve for x
    x = 10,712,747,476.08/152,132.40
  6. Step 6: Final answer
    x = 70,417.26

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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.