Home / 237,801.77-328,166.35-130,369.50

Finding the Fourth Proportional to 237,801.77, 328,166.35 and 130,369.50

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Solution

The fourth proportional to 237,801.77, 328,166.35 and 130,369.50 is: 179,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,801.77 : 328,166.35 = 130,369.50 : x
  2. Step 2: Convert to fraction form
    237,801.77/328,166.35 = 130,369.50/x
  3. Step 3: Cross multiply
    237,801.77x = 328,166.35 × 130,369.50
  4. Step 4: Simplify right side
    237,801.77x = 42,782,882,966.33
  5. Step 5: Solve for x
    x = 42,782,882,966.33/237,801.77
  6. Step 6: Final answer
    x = 179,909.86

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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.