Home / 184,013.20-276,019.80-65,688.40

Finding the Fourth Proportional to 184,013.20, 276,019.80 and 65,688.40

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Solution

The fourth proportional to 184,013.20, 276,019.80 and 65,688.40 is: 98,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,013.20 : 276,019.80 = 65,688.40 : x
  2. Step 2: Convert to fraction form
    184,013.20/276,019.80 = 65,688.40/x
  3. Step 3: Cross multiply
    184,013.20x = 276,019.80 × 65,688.40
  4. Step 4: Simplify right side
    184,013.20x = 18,131,299,030.32
  5. Step 5: Solve for x
    x = 18,131,299,030.32/184,013.20
  6. Step 6: Final answer
    x = 98,532.60

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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.