Home / 93,007.10-139,543.05-40,454.30

Finding the Fourth Proportional to 93,007.10, 139,543.05 and 40,454.30

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Solution

The fourth proportional to 93,007.10, 139,543.05 and 40,454.30 is: 60,695.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,007.10 : 139,543.05 = 40,454.30 : x
  2. Step 2: Convert to fraction form
    93,007.10/139,543.05 = 40,454.30/x
  3. Step 3: Cross multiply
    93,007.10x = 139,543.05 × 40,454.30
  4. Step 4: Simplify right side
    93,007.10x = 5,645,116,407.62
  5. Step 5: Solve for x
    x = 5,645,116,407.62/93,007.10
  6. Step 6: Final answer
    x = 60,695.54

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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.