Home / 198,353.60-273,834.72-152,931.92

Finding the Fourth Proportional to 198,353.60, 273,834.72 and 152,931.92

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Solution

The fourth proportional to 198,353.60, 273,834.72 and 152,931.92 is: 211,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,353.60 : 273,834.72 = 152,931.92 : x
  2. Step 2: Convert to fraction form
    198,353.60/273,834.72 = 152,931.92/x
  3. Step 3: Cross multiply
    198,353.60x = 273,834.72 × 152,931.92
  4. Step 4: Simplify right side
    198,353.60x = 41,878,069,492.26
  5. Step 5: Solve for x
    x = 41,878,069,492.26/198,353.60
  6. Step 6: Final answer
    x = 211,128.36

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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.