Home / 155,681.53-233,522.26-111,394.78

Finding the Fourth Proportional to 155,681.53, 233,522.26 and 111,394.78

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Solution

The fourth proportional to 155,681.53, 233,522.26 and 111,394.78 is: 167,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,681.53 : 233,522.26 = 111,394.78 : x
  2. Step 2: Convert to fraction form
    155,681.53/233,522.26 = 111,394.78/x
  3. Step 3: Cross multiply
    155,681.53x = 233,522.26 × 111,394.78
  4. Step 4: Simplify right side
    155,681.53x = 26,013,159,915.51
  5. Step 5: Solve for x
    x = 26,013,159,915.51/155,681.53
  6. Step 6: Final answer
    x = 167,092.14

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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.