Home / 145,573.06-218,357.14-65,566.52

Finding the Fourth Proportional to 145,573.06, 218,357.14 and 65,566.52

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Solution

The fourth proportional to 145,573.06, 218,357.14 and 65,566.52 is: 98,348.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,573.06 : 218,357.14 = 65,566.52 : x
  2. Step 2: Convert to fraction form
    145,573.06/218,357.14 = 65,566.52/x
  3. Step 3: Cross multiply
    145,573.06x = 218,357.14 × 65,566.52
  4. Step 4: Simplify right side
    145,573.06x = 14,316,917,786.95
  5. Step 5: Solve for x
    x = 14,316,917,786.95/145,573.06
  6. Step 6: Final answer
    x = 98,348.68

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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.