Home / 93,407.85-128,902.19-50,965.47

Finding the Fourth Proportional to 93,407.85, 128,902.19 and 50,965.47

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Solution

The fourth proportional to 93,407.85, 128,902.19 and 50,965.47 is: 70,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,407.85 : 128,902.19 = 50,965.47 : x
  2. Step 2: Convert to fraction form
    93,407.85/128,902.19 = 50,965.47/x
  3. Step 3: Cross multiply
    93,407.85x = 128,902.19 × 50,965.47
  4. Step 4: Simplify right side
    93,407.85x = 6,569,560,442.55
  5. Step 5: Solve for x
    x = 6,569,560,442.55/93,407.85
  6. Step 6: Final answer
    x = 70,332.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.