Home / 243,506.20-365,000.10-93,688.60

Finding the Fourth Proportional to 243,506.20, 365,000.10 and 93,688.60

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Solution

The fourth proportional to 243,506.20, 365,000.10 and 93,688.60 is: 140,433.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,506.20 : 365,000.10 = 93,688.60 : x
  2. Step 2: Convert to fraction form
    243,506.20/365,000.10 = 93,688.60/x
  3. Step 3: Cross multiply
    243,506.20x = 365,000.10 × 93,688.60
  4. Step 4: Simplify right side
    243,506.20x = 34,196,348,368.86
  5. Step 5: Solve for x
    x = 34,196,348,368.86/243,506.20
  6. Step 6: Final answer
    x = 140,433.17

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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.