Home / 93,058.62-128,432.30-54,816.19

Finding the Fourth Proportional to 93,058.62, 128,432.30 and 54,816.19

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Solution

The fourth proportional to 93,058.62, 128,432.30 and 54,816.19 is: 75,653.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,058.62 : 128,432.30 = 54,816.19 : x
  2. Step 2: Convert to fraction form
    93,058.62/128,432.30 = 54,816.19/x
  3. Step 3: Cross multiply
    93,058.62x = 128,432.30 × 54,816.19
  4. Step 4: Simplify right side
    93,058.62x = 7,040,169,691.77
  5. Step 5: Solve for x
    x = 7,040,169,691.77/93,058.62
  6. Step 6: Final answer
    x = 75,653.06

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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.