Home / 237,861.36-328,420.88-153,126.04

Finding the Fourth Proportional to 237,861.36, 328,420.88 and 153,126.04

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Solution

The fourth proportional to 237,861.36, 328,420.88 and 153,126.04 is: 211,424.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,861.36 : 328,420.88 = 153,126.04 : x
  2. Step 2: Convert to fraction form
    237,861.36/328,420.88 = 153,126.04/x
  3. Step 3: Cross multiply
    237,861.36x = 328,420.88 × 153,126.04
  4. Step 4: Simplify right side
    237,861.36x = 50,289,788,807.72
  5. Step 5: Solve for x
    x = 50,289,788,807.72/237,861.36
  6. Step 6: Final answer
    x = 211,424.79

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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.