Home / 156,483.10-234,335.67-143,210.38

Finding the Fourth Proportional to 156,483.10, 234,335.67 and 143,210.38

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Solution

The fourth proportional to 156,483.10, 234,335.67 and 143,210.38 is: 214,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,483.10 : 234,335.67 = 143,210.38 : x
  2. Step 2: Convert to fraction form
    156,483.10/234,335.67 = 143,210.38/x
  3. Step 3: Cross multiply
    156,483.10x = 234,335.67 × 143,210.38
  4. Step 4: Simplify right side
    156,483.10x = 33,559,300,348.25
  5. Step 5: Solve for x
    x = 33,559,300,348.25/156,483.10
  6. Step 6: Final answer
    x = 214,459.58

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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.