Home / 116,824.80-175,237.20-72,501.60

Finding the Fourth Proportional to 116,824.80, 175,237.20 and 72,501.60

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Solution

The fourth proportional to 116,824.80, 175,237.20 and 72,501.60 is: 108,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,824.80 : 175,237.20 = 72,501.60 : x
  2. Step 2: Convert to fraction form
    116,824.80/175,237.20 = 72,501.60/x
  3. Step 3: Cross multiply
    116,824.80x = 175,237.20 × 72,501.60
  4. Step 4: Simplify right side
    116,824.80x = 12,704,977,379.52
  5. Step 5: Solve for x
    x = 12,704,977,379.52/116,824.80
  6. Step 6: Final answer
    x = 108,752.40

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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.