Home / 369,982.04-554,748.32-145,073.01

Finding the Fourth Proportional to 369,982.04, 554,748.32 and 145,073.01

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Solution

The fourth proportional to 369,982.04, 554,748.32 and 145,073.01 is: 217,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,982.04 : 554,748.32 = 145,073.01 : x
  2. Step 2: Convert to fraction form
    369,982.04/554,748.32 = 145,073.01/x
  3. Step 3: Cross multiply
    369,982.04x = 554,748.32 × 145,073.01
  4. Step 4: Simplify right side
    369,982.04x = 80,479,011,017.83
  5. Step 5: Solve for x
    x = 80,479,011,017.83/369,982.04
  6. Step 6: Final answer
    x = 217,521.40

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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.