Home / 156,583.05-216,140.64-92,920.83

Finding the Fourth Proportional to 156,583.05, 216,140.64 and 92,920.83

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Solution

The fourth proportional to 156,583.05, 216,140.64 and 92,920.83 is: 128,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,583.05 : 216,140.64 = 92,920.83 : x
  2. Step 2: Convert to fraction form
    156,583.05/216,140.64 = 92,920.83/x
  3. Step 3: Cross multiply
    156,583.05x = 216,140.64 × 92,920.83
  4. Step 4: Simplify right side
    156,583.05x = 20,083,967,665.53
  5. Step 5: Solve for x
    x = 20,083,967,665.53/156,583.05
  6. Step 6: Final answer
    x = 128,264.00

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1.5x scale

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.