Home / 96,725.80-133,479.54-54,298.12

Finding the Fourth Proportional to 96,725.80, 133,479.54 and 54,298.12

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Solution

The fourth proportional to 96,725.80, 133,479.54 and 54,298.12 is: 74,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,725.80 : 133,479.54 = 54,298.12 : x
  2. Step 2: Convert to fraction form
    96,725.80/133,479.54 = 54,298.12/x
  3. Step 3: Cross multiply
    96,725.80x = 133,479.54 × 54,298.12
  4. Step 4: Simplify right side
    96,725.80x = 7,247,688,080.46
  5. Step 5: Solve for x
    x = 7,247,688,080.46/96,725.80
  6. Step 6: Final answer
    x = 74,930.25

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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.