Home / 76,289.04-105,284.61-44,451.18

Finding the Fourth Proportional to 76,289.04, 105,284.61 and 44,451.18

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Solution

The fourth proportional to 76,289.04, 105,284.61 and 44,451.18 is: 61,345.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,289.04 : 105,284.61 = 44,451.18 : x
  2. Step 2: Convert to fraction form
    76,289.04/105,284.61 = 44,451.18/x
  3. Step 3: Cross multiply
    76,289.04x = 105,284.61 × 44,451.18
  4. Step 4: Simplify right side
    76,289.04x = 4,680,025,150.34
  5. Step 5: Solve for x
    x = 4,680,025,150.34/76,289.04
  6. Step 6: Final answer
    x = 61,345.97

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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.