Home / 250,830.74-346,123.50-148,838.64

Finding the Fourth Proportional to 250,830.74, 346,123.50 and 148,838.64

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Solution

The fourth proportional to 250,830.74, 346,123.50 and 148,838.64 is: 205,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,830.74 : 346,123.50 = 148,838.64 : x
  2. Step 2: Convert to fraction form
    250,830.74/346,123.50 = 148,838.64/x
  3. Step 3: Cross multiply
    250,830.74x = 346,123.50 × 148,838.64
  4. Step 4: Simplify right side
    250,830.74x = 51,516,551,012.04
  5. Step 5: Solve for x
    x = 51,516,551,012.04/250,830.74
  6. Step 6: Final answer
    x = 205,383.73

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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.