Home / 161,342.07-242,123.36-56,161.03

Finding the Fourth Proportional to 161,342.07, 242,123.36 and 56,161.03

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Solution

The fourth proportional to 161,342.07, 242,123.36 and 56,161.03 is: 84,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,342.07 : 242,123.36 = 56,161.03 : x
  2. Step 2: Convert to fraction form
    161,342.07/242,123.36 = 56,161.03/x
  3. Step 3: Cross multiply
    161,342.07x = 242,123.36 × 56,161.03
  4. Step 4: Simplify right side
    161,342.07x = 13,597,897,284.66
  5. Step 5: Solve for x
    x = 13,597,897,284.66/161,342.07
  6. Step 6: Final answer
    x = 84,279.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.