Home / 156,675.10-235,012.65-119,350.30

Finding the Fourth Proportional to 156,675.10, 235,012.65 and 119,350.30

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Solution

The fourth proportional to 156,675.10, 235,012.65 and 119,350.30 is: 179,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675.10 : 235,012.65 = 119,350.30 : x
  2. Step 2: Convert to fraction form
    156,675.10/235,012.65 = 119,350.30/x
  3. Step 3: Cross multiply
    156,675.10x = 235,012.65 × 119,350.30
  4. Step 4: Simplify right side
    156,675.10x = 28,048,830,281.30
  5. Step 5: Solve for x
    x = 28,048,830,281.30/156,675.10
  6. Step 6: Final answer
    x = 179,025.45

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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.