Home / 125,807.96-173,669.46-89,935.76

Finding the Fourth Proportional to 125,807.96, 173,669.46 and 89,935.76

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Solution

The fourth proportional to 125,807.96, 173,669.46 and 89,935.76 is: 124,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,807.96 : 173,669.46 = 89,935.76 : x
  2. Step 2: Convert to fraction form
    125,807.96/173,669.46 = 89,935.76/x
  3. Step 3: Cross multiply
    125,807.96x = 173,669.46 × 89,935.76
  4. Step 4: Simplify right side
    125,807.96x = 15,619,094,873.89
  5. Step 5: Solve for x
    x = 15,619,094,873.89/125,807.96
  6. Step 6: Final answer
    x = 124,150.29

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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.