Home / 154,153.65-231,090.33-59,323.36

Finding the Fourth Proportional to 154,153.65, 231,090.33 and 59,323.36

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Solution

The fourth proportional to 154,153.65, 231,090.33 and 59,323.36 is: 88,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,153.65 : 231,090.33 = 59,323.36 : x
  2. Step 2: Convert to fraction form
    154,153.65/231,090.33 = 59,323.36/x
  3. Step 3: Cross multiply
    154,153.65x = 231,090.33 × 59,323.36
  4. Step 4: Simplify right side
    154,153.65x = 13,709,054,839.11
  5. Step 5: Solve for x
    x = 13,709,054,839.11/154,153.65
  6. Step 6: Final answer
    x = 88,931.11

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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.