Home / 284,823.60-427,273.80-97,892.40

Finding the Fourth Proportional to 284,823.60, 427,273.80 and 97,892.40

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Solution

The fourth proportional to 284,823.60, 427,273.80 and 97,892.40 is: 146,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,823.60 : 427,273.80 = 97,892.40 : x
  2. Step 2: Convert to fraction form
    284,823.60/427,273.80 = 97,892.40/x
  3. Step 3: Cross multiply
    284,823.60x = 427,273.80 × 97,892.40
  4. Step 4: Simplify right side
    284,823.60x = 41,826,857,739.12
  5. Step 5: Solve for x
    x = 41,826,857,739.12/284,823.60
  6. Step 6: Final answer
    x = 146,851.80

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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.