Home / 156,018.64-234,051-45,196.24

Finding the Fourth Proportional to 156,018.64, 234,051 and 45,196.24

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Solution

The fourth proportional to 156,018.64, 234,051 and 45,196.24 is: 67,801.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,018.64 : 234,051 = 45,196.24 : x
  2. Step 2: Convert to fraction form
    156,018.64/234,051 = 45,196.24/x
  3. Step 3: Cross multiply
    156,018.64x = 234,051 × 45,196.24
  4. Step 4: Simplify right side
    156,018.64x = 10,578,225,168.24
  5. Step 5: Solve for x
    x = 10,578,225,168.24/156,018.64
  6. Step 6: Final answer
    x = 67,801.03

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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.