Home / 125,762.24-173,549.04-69,172.40

Finding the Fourth Proportional to 125,762.24, 173,549.04 and 69,172.40

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Solution

The fourth proportional to 125,762.24, 173,549.04 and 69,172.40 is: 95,456.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,762.24 : 173,549.04 = 69,172.40 : x
  2. Step 2: Convert to fraction form
    125,762.24/173,549.04 = 69,172.40/x
  3. Step 3: Cross multiply
    125,762.24x = 173,549.04 × 69,172.40
  4. Step 4: Simplify right side
    125,762.24x = 12,004,803,614.50
  5. Step 5: Solve for x
    x = 12,004,803,614.50/125,762.24
  6. Step 6: Final answer
    x = 95,456.34

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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.