Home / 156,675.42-216,189.27-89,594.46

Finding the Fourth Proportional to 156,675.42, 216,189.27 and 89,594.46

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Solution

The fourth proportional to 156,675.42, 216,189.27 and 89,594.46 is: 123,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675.42 : 216,189.27 = 89,594.46 : x
  2. Step 2: Convert to fraction form
    156,675.42/216,189.27 = 89,594.46/x
  3. Step 3: Cross multiply
    156,675.42x = 216,189.27 × 89,594.46
  4. Step 4: Simplify right side
    156,675.42x = 19,369,360,903.44
  5. Step 5: Solve for x
    x = 19,369,360,903.44/156,675.42
  6. Step 6: Final answer
    x = 123,627.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.