Home / 124,070.03-186,122.21-39,810.39

Finding the Fourth Proportional to 124,070.03, 186,122.21 and 39,810.39

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Solution

The fourth proportional to 124,070.03, 186,122.21 and 39,810.39 is: 59,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,070.03 : 186,122.21 = 39,810.39 : x
  2. Step 2: Convert to fraction form
    124,070.03/186,122.21 = 39,810.39/x
  3. Step 3: Cross multiply
    124,070.03x = 186,122.21 × 39,810.39
  4. Step 4: Simplify right side
    124,070.03x = 7,409,596,870.75
  5. Step 5: Solve for x
    x = 7,409,596,870.75/124,070.03
  6. Step 6: Final answer
    x = 59,721.09

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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.