Home / 93,226.80-139,746.56-30,000.45

Finding the Fourth Proportional to 93,226.80, 139,746.56 and 30,000.45

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Solution

The fourth proportional to 93,226.80, 139,746.56 and 30,000.45 is: 44,970.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,226.80 : 139,746.56 = 30,000.45 : x
  2. Step 2: Convert to fraction form
    93,226.80/139,746.56 = 30,000.45/x
  3. Step 3: Cross multiply
    93,226.80x = 139,746.56 × 30,000.45
  4. Step 4: Simplify right side
    93,226.80x = 4,192,459,685.95
  5. Step 5: Solve for x
    x = 4,192,459,685.95/93,226.80
  6. Step 6: Final answer
    x = 44,970.54

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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.