Home / 93,177.49-128,585.73-52,891.33

Finding the Fourth Proportional to 93,177.49, 128,585.73 and 52,891.33

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Solution

The fourth proportional to 93,177.49, 128,585.73 and 52,891.33 is: 72,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,177.49 : 128,585.73 = 52,891.33 : x
  2. Step 2: Convert to fraction form
    93,177.49/128,585.73 = 52,891.33/x
  3. Step 3: Cross multiply
    93,177.49x = 128,585.73 × 52,891.33
  4. Step 4: Simplify right side
    93,177.49x = 6,801,070,278.72
  5. Step 5: Solve for x
    x = 6,801,070,278.72/93,177.49
  6. Step 6: Final answer
    x = 72,990.49

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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.