Home / 115,897.04-173,624.88-66,011.58

Finding the Fourth Proportional to 115,897.04, 173,624.88 and 66,011.58

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Solution

The fourth proportional to 115,897.04, 173,624.88 and 66,011.58 is: 98,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,897.04 : 173,624.88 = 66,011.58 : x
  2. Step 2: Convert to fraction form
    115,897.04/173,624.88 = 66,011.58/x
  3. Step 3: Cross multiply
    115,897.04x = 173,624.88 × 66,011.58
  4. Step 4: Simplify right side
    115,897.04x = 11,461,252,656.11
  5. Step 5: Solve for x
    x = 11,461,252,656.11/115,897.04
  6. Step 6: Final answer
    x = 98,891.68

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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.