Home / 116,441.60-174,663.36-72,197.12

Finding the Fourth Proportional to 116,441.60, 174,663.36 and 72,197.12

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Solution

The fourth proportional to 116,441.60, 174,663.36 and 72,197.12 is: 108,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,441.60 : 174,663.36 = 72,197.12 : x
  2. Step 2: Convert to fraction form
    116,441.60/174,663.36 = 72,197.12/x
  3. Step 3: Cross multiply
    116,441.60x = 174,663.36 × 72,197.12
  4. Step 4: Simplify right side
    116,441.60x = 12,610,191,561.52
  5. Step 5: Solve for x
    x = 12,610,191,561.52/116,441.60
  6. Step 6: Final answer
    x = 108,296.28

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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.