Home / 93,124.89-128,512.17-50,683.32

Finding the Fourth Proportional to 93,124.89, 128,512.17 and 50,683.32

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Solution

The fourth proportional to 93,124.89, 128,512.17 and 50,683.32 is: 69,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,124.89 : 128,512.17 = 50,683.32 : x
  2. Step 2: Convert to fraction form
    93,124.89/128,512.17 = 50,683.32/x
  3. Step 3: Cross multiply
    93,124.89x = 128,512.17 × 50,683.32
  4. Step 4: Simplify right side
    93,124.89x = 6,513,423,436.00
  5. Step 5: Solve for x
    x = 6,513,423,436.00/93,124.89
  6. Step 6: Final answer
    x = 69,942.88

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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.