Home / 156,906.65-235,359.98-57,070.10

Finding the Fourth Proportional to 156,906.65, 235,359.98 and 57,070.10

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Solution

The fourth proportional to 156,906.65, 235,359.98 and 57,070.10 is: 85,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,906.65 : 235,359.98 = 57,070.10 : x
  2. Step 2: Convert to fraction form
    156,906.65/235,359.98 = 57,070.10/x
  3. Step 3: Cross multiply
    156,906.65x = 235,359.98 × 57,070.10
  4. Step 4: Simplify right side
    156,906.65x = 13,432,017,594.60
  5. Step 5: Solve for x
    x = 13,432,017,594.60/156,906.65
  6. Step 6: Final answer
    x = 85,605.15

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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.