Home / 122,302.35-183,453.53-105,681.15

Finding the Fourth Proportional to 122,302.35, 183,453.53 and 105,681.15

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Solution

The fourth proportional to 122,302.35, 183,453.53 and 105,681.15 is: 158,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,302.35 : 183,453.53 = 105,681.15 : x
  2. Step 2: Convert to fraction form
    122,302.35/183,453.53 = 105,681.15/x
  3. Step 3: Cross multiply
    122,302.35x = 183,453.53 × 105,681.15
  4. Step 4: Simplify right side
    122,302.35x = 19,387,579,493.55
  5. Step 5: Solve for x
    x = 19,387,579,493.55/122,302.35
  6. Step 6: Final answer
    x = 158,521.73

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1.5x scale

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.