Home / 156,980.60-235,163.70-94,465.40

Finding the Fourth Proportional to 156,980.60, 235,163.70 and 94,465.40

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Solution

The fourth proportional to 156,980.60, 235,163.70 and 94,465.40 is: 141,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,980.60 : 235,163.70 = 94,465.40 : x
  2. Step 2: Convert to fraction form
    156,980.60/235,163.70 = 94,465.40/x
  3. Step 3: Cross multiply
    156,980.60x = 235,163.70 × 94,465.40
  4. Step 4: Simplify right side
    156,980.60x = 22,214,832,985.98
  5. Step 5: Solve for x
    x = 22,214,832,985.98/156,980.60
  6. Step 6: Final answer
    x = 141,513.24

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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.