Home / 402,748.04-604,117.20-103,226.24

Finding the Fourth Proportional to 402,748.04, 604,117.20 and 103,226.24

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Solution

The fourth proportional to 402,748.04, 604,117.20 and 103,226.24 is: 154,838.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,748.04 : 604,117.20 = 103,226.24 : x
  2. Step 2: Convert to fraction form
    402,748.04/604,117.20 = 103,226.24/x
  3. Step 3: Cross multiply
    402,748.04x = 604,117.20 × 103,226.24
  4. Step 4: Simplify right side
    402,748.04x = 62,360,747,075.33
  5. Step 5: Solve for x
    x = 62,360,747,075.33/402,748.04
  6. Step 6: Final answer
    x = 154,838.11

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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.