Home / 152,880.65-229,332.25-40,558.38

Finding the Fourth Proportional to 152,880.65, 229,332.25 and 40,558.38

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Solution

The fourth proportional to 152,880.65, 229,332.25 and 40,558.38 is: 60,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,880.65 : 229,332.25 = 40,558.38 : x
  2. Step 2: Convert to fraction form
    152,880.65/229,332.25 = 40,558.38/x
  3. Step 3: Cross multiply
    152,880.65x = 229,332.25 × 40,558.38
  4. Step 4: Simplify right side
    152,880.65x = 9,301,344,980.51
  5. Step 5: Solve for x
    x = 9,301,344,980.51/152,880.65
  6. Step 6: Final answer
    x = 60,840.56

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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.