Home / 58,349.12-80,352.34-50,688.89

Finding the Fourth Proportional to 58,349.12, 80,352.34 and 50,688.89

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Solution

The fourth proportional to 58,349.12, 80,352.34 and 50,688.89 is: 69,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,349.12 : 80,352.34 = 50,688.89 : x
  2. Step 2: Convert to fraction form
    58,349.12/80,352.34 = 50,688.89/x
  3. Step 3: Cross multiply
    58,349.12x = 80,352.34 × 50,688.89
  4. Step 4: Simplify right side
    58,349.12x = 4,072,970,923.50
  5. Step 5: Solve for x
    x = 4,072,970,923.50/58,349.12
  6. Step 6: Final answer
    x = 69,803.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.