Home / 237,858.36-328,416.74-153,123.04

Finding the Fourth Proportional to 237,858.36, 328,416.74 and 153,123.04

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Solution

The fourth proportional to 237,858.36, 328,416.74 and 153,123.04 is: 211,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,858.36 : 328,416.74 = 153,123.04 : x
  2. Step 2: Convert to fraction form
    237,858.36/328,416.74 = 153,123.04/x
  3. Step 3: Cross multiply
    237,858.36x = 328,416.74 × 153,123.04
  4. Step 4: Simplify right side
    237,858.36x = 50,288,169,615.69
  5. Step 5: Solve for x
    x = 50,288,169,615.69/237,858.36
  6. Step 6: Final answer
    x = 211,420.65

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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.