Home / 156,860.06-235,186.07-57,008.39

Finding the Fourth Proportional to 156,860.06, 235,186.07 and 57,008.39

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Solution

The fourth proportional to 156,860.06, 235,186.07 and 57,008.39 is: 85,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,860.06 : 235,186.07 = 57,008.39 : x
  2. Step 2: Convert to fraction form
    156,860.06/235,186.07 = 57,008.39/x
  3. Step 3: Cross multiply
    156,860.06x = 235,186.07 × 57,008.39
  4. Step 4: Simplify right side
    156,860.06x = 13,407,577,740.16
  5. Step 5: Solve for x
    x = 13,407,577,740.16/156,860.06
  6. Step 6: Final answer
    x = 85,474.77

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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.