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Finding the Fourth Proportional to 58,526.51, 87,798.87 and 19,074.47

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Solution

The fourth proportional to 58,526.51, 87,798.87 and 19,074.47 is: 28,614.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,526.51 : 87,798.87 = 19,074.47 : x
  2. Step 2: Convert to fraction form
    58,526.51/87,798.87 = 19,074.47/x
  3. Step 3: Cross multiply
    58,526.51x = 87,798.87 × 19,074.47
  4. Step 4: Simplify right side
    58,526.51x = 1,674,716,472.85
  5. Step 5: Solve for x
    x = 1,674,716,472.85/58,526.51
  6. Step 6: Final answer
    x = 28,614.67

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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.