Home / 157,462.83-236,123.15-45,117.32

Finding the Fourth Proportional to 157,462.83, 236,123.15 and 45,117.32

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Solution

The fourth proportional to 157,462.83, 236,123.15 and 45,117.32 is: 67,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,462.83 : 236,123.15 = 45,117.32 : x
  2. Step 2: Convert to fraction form
    157,462.83/236,123.15 = 45,117.32/x
  3. Step 3: Cross multiply
    157,462.83x = 236,123.15 × 45,117.32
  4. Step 4: Simplify right side
    157,462.83x = 10,653,242,311.76
  5. Step 5: Solve for x
    x = 10,653,242,311.76/157,462.83
  6. Step 6: Final answer
    x = 67,655.60

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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.