Home / 186,134.13-279,065.07-59,702.40

Finding the Fourth Proportional to 186,134.13, 279,065.07 and 59,702.40

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Solution

The fourth proportional to 186,134.13, 279,065.07 and 59,702.40 is: 89,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,134.13 : 279,065.07 = 59,702.40 : x
  2. Step 2: Convert to fraction form
    186,134.13/279,065.07 = 59,702.40/x
  3. Step 3: Cross multiply
    186,134.13x = 279,065.07 × 59,702.40
  4. Step 4: Simplify right side
    186,134.13x = 16,660,854,435.17
  5. Step 5: Solve for x
    x = 16,660,854,435.17/186,134.13
  6. Step 6: Final answer
    x = 89,509.94

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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.