Home / 125,927.37-173,779.61-69,338.25

Finding the Fourth Proportional to 125,927.37, 173,779.61 and 69,338.25

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Solution

The fourth proportional to 125,927.37, 173,779.61 and 69,338.25 is: 95,686.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,927.37 : 173,779.61 = 69,338.25 : x
  2. Step 2: Convert to fraction form
    125,927.37/173,779.61 = 69,338.25/x
  3. Step 3: Cross multiply
    125,927.37x = 173,779.61 × 69,338.25
  4. Step 4: Simplify right side
    125,927.37x = 12,049,573,696.39
  5. Step 5: Solve for x
    x = 12,049,573,696.39/125,927.37
  6. Step 6: Final answer
    x = 95,686.69

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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.