Home / 115,692.81-173,521.69-39,802.89

Finding the Fourth Proportional to 115,692.81, 173,521.69 and 39,802.89

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Solution

The fourth proportional to 115,692.81, 173,521.69 and 39,802.89 is: 59,698.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,692.81 : 173,521.69 = 39,802.89 : x
  2. Step 2: Convert to fraction form
    115,692.81/173,521.69 = 39,802.89/x
  3. Step 3: Cross multiply
    115,692.81x = 173,521.69 × 39,802.89
  4. Step 4: Simplify right side
    115,692.81x = 6,906,665,514.77
  5. Step 5: Solve for x
    x = 6,906,665,514.77/115,692.81
  6. Step 6: Final answer
    x = 59,698.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.