Home / 143,146.05-214,702.66-37,973.22

Finding the Fourth Proportional to 143,146.05, 214,702.66 and 37,973.22

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Solution

The fourth proportional to 143,146.05, 214,702.66 and 37,973.22 is: 56,955.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,146.05 : 214,702.66 = 37,973.22 : x
  2. Step 2: Convert to fraction form
    143,146.05/214,702.66 = 37,973.22/x
  3. Step 3: Cross multiply
    143,146.05x = 214,702.66 × 37,973.22
  4. Step 4: Simplify right side
    143,146.05x = 8,152,951,342.77
  5. Step 5: Solve for x
    x = 8,152,951,342.77/143,146.05
  6. Step 6: Final answer
    x = 56,955.48

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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.