Home / 93,226.55-139,746.19-30,000.20

Finding the Fourth Proportional to 93,226.55, 139,746.19 and 30,000.20

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Solution

The fourth proportional to 93,226.55, 139,746.19 and 30,000.20 is: 44,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,226.55 : 139,746.19 = 30,000.20 : x
  2. Step 2: Convert to fraction form
    93,226.55/139,746.19 = 30,000.20/x
  3. Step 3: Cross multiply
    93,226.55x = 139,746.19 × 30,000.20
  4. Step 4: Simplify right side
    93,226.55x = 4,192,413,649.24
  5. Step 5: Solve for x
    x = 4,192,413,649.24/93,226.55
  6. Step 6: Final answer
    x = 44,970.17

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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.