Home / 242,860.67-364,321.52-130,386.29

Finding the Fourth Proportional to 242,860.67, 364,321.52 and 130,386.29

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Solution

The fourth proportional to 242,860.67, 364,321.52 and 130,386.29 is: 195,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,860.67 : 364,321.52 = 130,386.29 : x
  2. Step 2: Convert to fraction form
    242,860.67/364,321.52 = 130,386.29/x
  3. Step 3: Cross multiply
    242,860.67x = 364,321.52 × 130,386.29
  4. Step 4: Simplify right side
    242,860.67x = 47,502,528,886.42
  5. Step 5: Solve for x
    x = 47,502,528,886.42/242,860.67
  6. Step 6: Final answer
    x = 195,595.81

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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.