Home / 116,855.40-175,360.74-42,983.40

Finding the Fourth Proportional to 116,855.40, 175,360.74 and 42,983.40

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Solution

The fourth proportional to 116,855.40, 175,360.74 and 42,983.40 is: 64,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,855.40 : 175,360.74 = 42,983.40 : x
  2. Step 2: Convert to fraction form
    116,855.40/175,360.74 = 42,983.40/x
  3. Step 3: Cross multiply
    116,855.40x = 175,360.74 × 42,983.40
  4. Step 4: Simplify right side
    116,855.40x = 7,537,600,831.72
  5. Step 5: Solve for x
    x = 7,537,600,831.72/116,855.40
  6. Step 6: Final answer
    x = 64,503.66

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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.