Home / 156,953.60-235,123.20-94,438.40

Finding the Fourth Proportional to 156,953.60, 235,123.20 and 94,438.40

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Solution

The fourth proportional to 156,953.60, 235,123.20 and 94,438.40 is: 141,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,953.60 : 235,123.20 = 94,438.40 : x
  2. Step 2: Convert to fraction form
    156,953.60/235,123.20 = 94,438.40/x
  3. Step 3: Cross multiply
    156,953.60x = 235,123.20 × 94,438.40
  4. Step 4: Simplify right side
    156,953.60x = 22,204,658,810.88
  5. Step 5: Solve for x
    x = 22,204,658,810.88/156,953.60
  6. Step 6: Final answer
    x = 141,472.76

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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.