Home / 145,594.24-218,392.58-40,421.41

Finding the Fourth Proportional to 145,594.24, 218,392.58 and 40,421.41

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Solution

The fourth proportional to 145,594.24, 218,392.58 and 40,421.41 is: 60,632.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,594.24 : 218,392.58 = 40,421.41 : x
  2. Step 2: Convert to fraction form
    145,594.24/218,392.58 = 40,421.41/x
  3. Step 3: Cross multiply
    145,594.24x = 218,392.58 × 40,421.41
  4. Step 4: Simplify right side
    145,594.24x = 8,827,734,723.07
  5. Step 5: Solve for x
    x = 8,827,734,723.07/145,594.24
  6. Step 6: Final answer
    x = 60,632.45

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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.