Home / 156,946.65-235,419.98-57,110.10

Finding the Fourth Proportional to 156,946.65, 235,419.98 and 57,110.10

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Solution

The fourth proportional to 156,946.65, 235,419.98 and 57,110.10 is: 85,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,946.65 : 235,419.98 = 57,110.10 : x
  2. Step 2: Convert to fraction form
    156,946.65/235,419.98 = 57,110.10/x
  3. Step 3: Cross multiply
    156,946.65x = 235,419.98 × 57,110.10
  4. Step 4: Simplify right side
    156,946.65x = 13,444,858,314.25
  5. Step 5: Solve for x
    x = 13,444,858,314.25/156,946.65
  6. Step 6: Final answer
    x = 85,665.15

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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.