Home / 145,232.40-217,859.46-40,050.36

Finding the Fourth Proportional to 145,232.40, 217,859.46 and 40,050.36

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Solution

The fourth proportional to 145,232.40, 217,859.46 and 40,050.36 is: 60,078.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,232.40 : 217,859.46 = 40,050.36 : x
  2. Step 2: Convert to fraction form
    145,232.40/217,859.46 = 40,050.36/x
  3. Step 3: Cross multiply
    145,232.40x = 217,859.46 × 40,050.36
  4. Step 4: Simplify right side
    145,232.40x = 8,725,349,802.41
  5. Step 5: Solve for x
    x = 8,725,349,802.41/145,232.40
  6. Step 6: Final answer
    x = 60,078.53

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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.