Home / 162,639.63-224,441.08-91,020.17

Finding the Fourth Proportional to 162,639.63, 224,441.08 and 91,020.17

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Solution

The fourth proportional to 162,639.63, 224,441.08 and 91,020.17 is: 125,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,639.63 : 224,441.08 = 91,020.17 : x
  2. Step 2: Convert to fraction form
    162,639.63/224,441.08 = 91,020.17/x
  3. Step 3: Cross multiply
    162,639.63x = 224,441.08 × 91,020.17
  4. Step 4: Simplify right side
    162,639.63x = 20,428,665,590.14
  5. Step 5: Solve for x
    x = 20,428,665,590.14/162,639.63
  6. Step 6: Final answer
    x = 125,606.94

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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.