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Finding the Fourth Proportional to 93,320.94, 139,981.95 and 23,200.25

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Solution

The fourth proportional to 93,320.94, 139,981.95 and 23,200.25 is: 34,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,320.94 : 139,981.95 = 23,200.25 : x
  2. Step 2: Convert to fraction form
    93,320.94/139,981.95 = 23,200.25/x
  3. Step 3: Cross multiply
    93,320.94x = 139,981.95 × 23,200.25
  4. Step 4: Simplify right side
    93,320.94x = 3,247,615,864.03
  5. Step 5: Solve for x
    x = 3,247,615,864.03/93,320.94
  6. Step 6: Final answer
    x = 34,800.51

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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.