Home / 237,867.03-328,261.01-130,430.66

Finding the Fourth Proportional to 237,867.03, 328,261.01 and 130,430.66

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Solution

The fourth proportional to 237,867.03, 328,261.01 and 130,430.66 is: 179,996.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,867.03 : 328,261.01 = 130,430.66 : x
  2. Step 2: Convert to fraction form
    237,867.03/328,261.01 = 130,430.66/x
  3. Step 3: Cross multiply
    237,867.03x = 328,261.01 × 130,430.66
  4. Step 4: Simplify right side
    237,867.03x = 42,815,297,893.11
  5. Step 5: Solve for x
    x = 42,815,297,893.11/237,867.03
  6. Step 6: Final answer
    x = 179,996.77

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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.