Home / 156,860.81-235,187.19-57,009.14

Finding the Fourth Proportional to 156,860.81, 235,187.19 and 57,009.14

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Solution

The fourth proportional to 156,860.81, 235,187.19 and 57,009.14 is: 85,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,860.81 : 235,187.19 = 57,009.14 : x
  2. Step 2: Convert to fraction form
    156,860.81/235,187.19 = 57,009.14/x
  3. Step 3: Cross multiply
    156,860.81x = 235,187.19 × 57,009.14
  4. Step 4: Simplify right side
    156,860.81x = 13,407,818,264.98
  5. Step 5: Solve for x
    x = 13,407,818,264.98/156,860.81
  6. Step 6: Final answer
    x = 85,475.90

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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.