Home / 125,889.04-173,352.18-123,095.08

Finding the Fourth Proportional to 125,889.04, 173,352.18 and 123,095.08

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Solution

The fourth proportional to 125,889.04, 173,352.18 and 123,095.08 is: 169,504.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,889.04 : 173,352.18 = 123,095.08 : x
  2. Step 2: Convert to fraction form
    125,889.04/173,352.18 = 123,095.08/x
  3. Step 3: Cross multiply
    125,889.04x = 173,352.18 × 123,095.08
  4. Step 4: Simplify right side
    125,889.04x = 21,338,800,465.27
  5. Step 5: Solve for x
    x = 21,338,800,465.27/125,889.04
  6. Step 6: Final answer
    x = 169,504.83

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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.