Home / 156,770.53-235,019.10-106,688.23

Finding the Fourth Proportional to 156,770.53, 235,019.10 and 106,688.23

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Solution

The fourth proportional to 156,770.53, 235,019.10 and 106,688.23 is: 159,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,770.53 : 235,019.10 = 106,688.23 : x
  2. Step 2: Convert to fraction form
    156,770.53/235,019.10 = 106,688.23/x
  3. Step 3: Cross multiply
    156,770.53x = 235,019.10 × 106,688.23
  4. Step 4: Simplify right side
    156,770.53x = 25,073,771,795.19
  5. Step 5: Solve for x
    x = 25,073,771,795.19/156,770.53
  6. Step 6: Final answer
    x = 159,939.32

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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.