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Finding the Fourth Proportional to 60,580.24, 90,873.60 and 18,457.12

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Solution

The fourth proportional to 60,580.24, 90,873.60 and 18,457.12 is: 27,686.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,580.24 : 90,873.60 = 18,457.12 : x
  2. Step 2: Convert to fraction form
    60,580.24/90,873.60 = 18,457.12/x
  3. Step 3: Cross multiply
    60,580.24x = 90,873.60 × 18,457.12
  4. Step 4: Simplify right side
    60,580.24x = 1,677,264,940.03
  5. Step 5: Solve for x
    x = 1,677,264,940.03/60,580.24
  6. Step 6: Final answer
    x = 27,686.67

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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.