Home / 369,939.83-554,934.81-130,024.56

Finding the Fourth Proportional to 369,939.83, 554,934.81 and 130,024.56

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Solution

The fourth proportional to 369,939.83, 554,934.81 and 130,024.56 is: 195,045.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,939.83 : 554,934.81 = 130,024.56 : x
  2. Step 2: Convert to fraction form
    369,939.83/554,934.81 = 130,024.56/x
  3. Step 3: Cross multiply
    369,939.83x = 554,934.81 × 130,024.56
  4. Step 4: Simplify right side
    369,939.83x = 72,155,154,498.93
  5. Step 5: Solve for x
    x = 72,155,154,498.93/369,939.83
  6. Step 6: Final answer
    x = 195,045.65

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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.