Home / 125,686.08-173,448.54-69,098.67

Finding the Fourth Proportional to 125,686.08, 173,448.54 and 69,098.67

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Solution

The fourth proportional to 125,686.08, 173,448.54 and 69,098.67 is: 95,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,686.08 : 173,448.54 = 69,098.67 : x
  2. Step 2: Convert to fraction form
    125,686.08/173,448.54 = 69,098.67/x
  3. Step 3: Cross multiply
    125,686.08x = 173,448.54 × 69,098.67
  4. Step 4: Simplify right side
    125,686.08x = 11,985,063,427.44
  5. Step 5: Solve for x
    x = 11,985,063,427.44/125,686.08
  6. Step 6: Final answer
    x = 95,357.13

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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.