Home / 144,913.40-217,434.90-51,486.20

Finding the Fourth Proportional to 144,913.40, 217,434.90 and 51,486.20

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Solution

The fourth proportional to 144,913.40, 217,434.90 and 51,486.20 is: 77,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,913.40 : 217,434.90 = 51,486.20 : x
  2. Step 2: Convert to fraction form
    144,913.40/217,434.90 = 51,486.20/x
  3. Step 3: Cross multiply
    144,913.40x = 217,434.90 × 51,486.20
  4. Step 4: Simplify right side
    144,913.40x = 11,194,896,748.38
  5. Step 5: Solve for x
    x = 11,194,896,748.38/144,913.40
  6. Step 6: Final answer
    x = 77,252.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.