Home / 156,688.10-235,032.15-119,363.30

Finding the Fourth Proportional to 156,688.10, 235,032.15 and 119,363.30

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Solution

The fourth proportional to 156,688.10, 235,032.15 and 119,363.30 is: 179,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,688.10 : 235,032.15 = 119,363.30 : x
  2. Step 2: Convert to fraction form
    156,688.10/235,032.15 = 119,363.30/x
  3. Step 3: Cross multiply
    156,688.10x = 235,032.15 × 119,363.30
  4. Step 4: Simplify right side
    156,688.10x = 28,054,213,030.10
  5. Step 5: Solve for x
    x = 28,054,213,030.10/156,688.10
  6. Step 6: Final answer
    x = 179,044.95

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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.