Home / 626,116.48-939,157.98-176,868.36

Finding the Fourth Proportional to 626,116.48, 939,157.98 and 176,868.36

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Solution

The fourth proportional to 626,116.48, 939,157.98 and 176,868.36 is: 265,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,116.48 : 939,157.98 = 176,868.36 : x
  2. Step 2: Convert to fraction form
    626,116.48/939,157.98 = 176,868.36/x
  3. Step 3: Cross multiply
    626,116.48x = 939,157.98 × 176,868.36
  4. Step 4: Simplify right side
    626,116.48x = 166,107,331,703.51
  5. Step 5: Solve for x
    x = 166,107,331,703.51/626,116.48
  6. Step 6: Final answer
    x = 265,297.81

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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.