Home / 165,303.28-247,809.48-65,533.60

Finding the Fourth Proportional to 165,303.28, 247,809.48 and 65,533.60

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Solution

The fourth proportional to 165,303.28, 247,809.48 and 65,533.60 is: 98,242.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,303.28 : 247,809.48 = 65,533.60 : x
  2. Step 2: Convert to fraction form
    165,303.28/247,809.48 = 65,533.60/x
  3. Step 3: Cross multiply
    165,303.28x = 247,809.48 × 65,533.60
  4. Step 4: Simplify right side
    165,303.28x = 16,239,847,338.53
  5. Step 5: Solve for x
    x = 16,239,847,338.53/165,303.28
  6. Step 6: Final answer
    x = 98,242.74

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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.