Home / 116,518.70-174,667.32-74,280.24

Finding the Fourth Proportional to 116,518.70, 174,667.32 and 74,280.24

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Solution

The fourth proportional to 116,518.70, 174,667.32 and 74,280.24 is: 111,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,518.70 : 174,667.32 = 74,280.24 : x
  2. Step 2: Convert to fraction form
    116,518.70/174,667.32 = 74,280.24/x
  3. Step 3: Cross multiply
    116,518.70x = 174,667.32 × 74,280.24
  4. Step 4: Simplify right side
    116,518.70x = 12,974,330,449.76
  5. Step 5: Solve for x
    x = 12,974,330,449.76/116,518.70
  6. Step 6: Final answer
    x = 111,349.77

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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.