Home / 156,875.53-216,479.94-88,893.32

Finding the Fourth Proportional to 156,875.53, 216,479.94 and 88,893.32

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Solution

The fourth proportional to 156,875.53, 216,479.94 and 88,893.32 is: 122,668.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,875.53 : 216,479.94 = 88,893.32 : x
  2. Step 2: Convert to fraction form
    156,875.53/216,479.94 = 88,893.32/x
  3. Step 3: Cross multiply
    156,875.53x = 216,479.94 × 88,893.32
  4. Step 4: Simplify right side
    156,875.53x = 19,243,619,497.60
  5. Step 5: Solve for x
    x = 19,243,619,497.60/156,875.53
  6. Step 6: Final answer
    x = 122,668.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.