Home / 156,777.04-235,194.72-51,603.40

Finding the Fourth Proportional to 156,777.04, 235,194.72 and 51,603.40

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Solution

The fourth proportional to 156,777.04, 235,194.72 and 51,603.40 is: 77,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,777.04 : 235,194.72 = 51,603.40 : x
  2. Step 2: Convert to fraction form
    156,777.04/235,194.72 = 51,603.40/x
  3. Step 3: Cross multiply
    156,777.04x = 235,194.72 × 51,603.40
  4. Step 4: Simplify right side
    156,777.04x = 12,136,847,214.05
  5. Step 5: Solve for x
    x = 12,136,847,214.05/156,777.04
  6. Step 6: Final answer
    x = 77,414.70

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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.