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Finding the Fourth Proportional to 62,457.66, 93,695.76 and 18,078.89

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Solution

The fourth proportional to 62,457.66, 93,695.76 and 18,078.89 is: 27,121.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,457.66 : 93,695.76 = 18,078.89 : x
  2. Step 2: Convert to fraction form
    62,457.66/93,695.76 = 18,078.89/x
  3. Step 3: Cross multiply
    62,457.66x = 93,695.76 × 18,078.89
  4. Step 4: Simplify right side
    62,457.66x = 1,693,914,870.03
  5. Step 5: Solve for x
    x = 1,693,914,870.03/62,457.66
  6. Step 6: Final answer
    x = 27,121.01

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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.