Home / 156,914.60-235,371.90-144,012.20

Finding the Fourth Proportional to 156,914.60, 235,371.90 and 144,012.20

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Solution

The fourth proportional to 156,914.60, 235,371.90 and 144,012.20 is: 216,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,914.60 : 235,371.90 = 144,012.20 : x
  2. Step 2: Convert to fraction form
    156,914.60/235,371.90 = 144,012.20/x
  3. Step 3: Cross multiply
    156,914.60x = 235,371.90 × 144,012.20
  4. Step 4: Simplify right side
    156,914.60x = 33,896,425,137.18
  5. Step 5: Solve for x
    x = 33,896,425,137.18/156,914.60
  6. Step 6: Final answer
    x = 216,018.30

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1.5x scale

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.