Home / 156,741.04-235,140.72-51,564.16

Finding the Fourth Proportional to 156,741.04, 235,140.72 and 51,564.16

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Solution

The fourth proportional to 156,741.04, 235,140.72 and 51,564.16 is: 77,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,741.04 : 235,140.72 = 51,564.16 : x
  2. Step 2: Convert to fraction form
    156,741.04/235,140.72 = 51,564.16/x
  3. Step 3: Cross multiply
    156,741.04x = 235,140.72 × 51,564.16
  4. Step 4: Simplify right side
    156,741.04x = 12,124,833,708.60
  5. Step 5: Solve for x
    x = 12,124,833,708.60/156,741.04
  6. Step 6: Final answer
    x = 77,355.83

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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.