Home / 332,187.40-498,329.70-107,509.60

Finding the Fourth Proportional to 332,187.40, 498,329.70 and 107,509.60

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Solution

The fourth proportional to 332,187.40, 498,329.70 and 107,509.60 is: 161,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,187.40 : 498,329.70 = 107,509.60 : x
  2. Step 2: Convert to fraction form
    332,187.40/498,329.70 = 107,509.60/x
  3. Step 3: Cross multiply
    332,187.40x = 498,329.70 × 107,509.60
  4. Step 4: Simplify right side
    332,187.40x = 53,575,226,715.12
  5. Step 5: Solve for x
    x = 53,575,226,715.12/332,187.40
  6. Step 6: Final answer
    x = 161,280.13

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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.