Home / 58,709.18-88,066.56-18,732.40

Finding the Fourth Proportional to 58,709.18, 88,066.56 and 18,732.40

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Solution

The fourth proportional to 58,709.18, 88,066.56 and 18,732.40 is: 28,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,709.18 : 88,066.56 = 18,732.40 : x
  2. Step 2: Convert to fraction form
    58,709.18/88,066.56 = 18,732.40/x
  3. Step 3: Cross multiply
    58,709.18x = 88,066.56 × 18,732.40
  4. Step 4: Simplify right side
    58,709.18x = 1,649,698,028.54
  5. Step 5: Solve for x
    x = 1,649,698,028.54/58,709.18
  6. Step 6: Final answer
    x = 28,099.49

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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.