Home / 369,661.48-554,527.14-103,422.04

Finding the Fourth Proportional to 369,661.48, 554,527.14 and 103,422.04

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Solution

The fourth proportional to 369,661.48, 554,527.14 and 103,422.04 is: 155,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,661.48 : 554,527.14 = 103,422.04 : x
  2. Step 2: Convert to fraction form
    369,661.48/554,527.14 = 103,422.04/x
  3. Step 3: Cross multiply
    369,661.48x = 554,527.14 × 103,422.04
  4. Step 4: Simplify right side
    369,661.48x = 57,350,328,054.17
  5. Step 5: Solve for x
    x = 57,350,328,054.17/369,661.48
  6. Step 6: Final answer
    x = 155,142.83

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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.