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Finding the Fourth Proportional to 62,307.93, 93,459.47 and 20,754.93

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Solution

The fourth proportional to 62,307.93, 93,459.47 and 20,754.93 is: 31,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,307.93 : 93,459.47 = 20,754.93 : x
  2. Step 2: Convert to fraction form
    62,307.93/93,459.47 = 20,754.93/x
  3. Step 3: Cross multiply
    62,307.93x = 93,459.47 × 20,754.93
  4. Step 4: Simplify right side
    62,307.93x = 1,939,745,121.13
  5. Step 5: Solve for x
    x = 1,939,745,121.13/62,307.93
  6. Step 6: Final answer
    x = 31,131.59

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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.