Home / 93,484.20-140,226.30-89,855.40

Finding the Fourth Proportional to 93,484.20, 140,226.30 and 89,855.40

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Solution

The fourth proportional to 93,484.20, 140,226.30 and 89,855.40 is: 134,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,484.20 : 140,226.30 = 89,855.40 : x
  2. Step 2: Convert to fraction form
    93,484.20/140,226.30 = 89,855.40/x
  3. Step 3: Cross multiply
    93,484.20x = 140,226.30 × 89,855.40
  4. Step 4: Simplify right side
    93,484.20x = 12,600,090,277.02
  5. Step 5: Solve for x
    x = 12,600,090,277.02/93,484.20
  6. Step 6: Final answer
    x = 134,783.10

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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.