Home / 153,190.40-229,807.20-47,998.40

Finding the Fourth Proportional to 153,190.40, 229,807.20 and 47,998.40

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Solution

The fourth proportional to 153,190.40, 229,807.20 and 47,998.40 is: 72,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,190.40 : 229,807.20 = 47,998.40 : x
  2. Step 2: Convert to fraction form
    153,190.40/229,807.20 = 47,998.40/x
  3. Step 3: Cross multiply
    153,190.40x = 229,807.20 × 47,998.40
  4. Step 4: Simplify right side
    153,190.40x = 11,030,377,908.48
  5. Step 5: Solve for x
    x = 11,030,377,908.48/153,190.40
  6. Step 6: Final answer
    x = 72,004.37

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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.