Home / 157,930.18-236,869.30-56,707.27

Finding the Fourth Proportional to 157,930.18, 236,869.30 and 56,707.27

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Solution

The fourth proportional to 157,930.18, 236,869.30 and 56,707.27 is: 85,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,930.18 : 236,869.30 = 56,707.27 : x
  2. Step 2: Convert to fraction form
    157,930.18/236,869.30 = 56,707.27/x
  3. Step 3: Cross multiply
    157,930.18x = 236,869.30 × 56,707.27
  4. Step 4: Simplify right side
    157,930.18x = 13,432,211,349.81
  5. Step 5: Solve for x
    x = 13,432,211,349.81/157,930.18
  6. Step 6: Final answer
    x = 85,051.58

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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.