Home / 124,120.50-171,287.64-67,533.12

Finding the Fourth Proportional to 124,120.50, 171,287.64 and 67,533.12

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Solution

The fourth proportional to 124,120.50, 171,287.64 and 67,533.12 is: 93,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,120.50 : 171,287.64 = 67,533.12 : x
  2. Step 2: Convert to fraction form
    124,120.50/171,287.64 = 67,533.12/x
  3. Step 3: Cross multiply
    124,120.50x = 171,287.64 × 67,533.12
  4. Step 4: Simplify right side
    124,120.50x = 11,567,588,746.64
  5. Step 5: Solve for x
    x = 11,567,588,746.64/124,120.50
  6. Step 6: Final answer
    x = 93,196.44

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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.