Home / 166,015.32-229,111.95-94,402

Finding the Fourth Proportional to 166,015.32, 229,111.95 and 94,402

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Solution

The fourth proportional to 166,015.32, 229,111.95 and 94,402 is: 130,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.32 : 229,111.95 = 94,402 : x
  2. Step 2: Convert to fraction form
    166,015.32/229,111.95 = 94,402/x
  3. Step 3: Cross multiply
    166,015.32x = 229,111.95 × 94,402
  4. Step 4: Simplify right side
    166,015.32x = 21,628,626,303.90
  5. Step 5: Solve for x
    x = 21,628,626,303.90/166,015.32
  6. Step 6: Final answer
    x = 130,280.91

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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.