Home / 124,075.86-186,090.05-48,174.40

Finding the Fourth Proportional to 124,075.86, 186,090.05 and 48,174.40

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Solution

The fourth proportional to 124,075.86, 186,090.05 and 48,174.40 is: 72,252.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,075.86 : 186,090.05 = 48,174.40 : x
  2. Step 2: Convert to fraction form
    124,075.86/186,090.05 = 48,174.40/x
  3. Step 3: Cross multiply
    124,075.86x = 186,090.05 × 48,174.40
  4. Step 4: Simplify right side
    124,075.86x = 8,964,775,472.29
  5. Step 5: Solve for x
    x = 8,964,775,472.29/124,075.86
  6. Step 6: Final answer
    x = 72,252.37

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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.