Home / 168,641.36-232,715.94-93,185

Finding the Fourth Proportional to 168,641.36, 232,715.94 and 93,185

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Solution

The fourth proportional to 168,641.36, 232,715.94 and 93,185 is: 128,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,641.36 : 232,715.94 = 93,185 : x
  2. Step 2: Convert to fraction form
    168,641.36/232,715.94 = 93,185/x
  3. Step 3: Cross multiply
    168,641.36x = 232,715.94 × 93,185
  4. Step 4: Simplify right side
    168,641.36x = 21,685,634,868.90
  5. Step 5: Solve for x
    x = 21,685,634,868.90/168,641.36
  6. Step 6: Final answer
    x = 128,590.25

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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.