Home / 358,567.30-537,890.34-118,593.78

Finding the Fourth Proportional to 358,567.30, 537,890.34 and 118,593.78

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Solution

The fourth proportional to 358,567.30, 537,890.34 and 118,593.78 is: 177,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,567.30 : 537,890.34 = 118,593.78 : x
  2. Step 2: Convert to fraction form
    358,567.30/537,890.34 = 118,593.78/x
  3. Step 3: Cross multiply
    358,567.30x = 537,890.34 × 118,593.78
  4. Step 4: Simplify right side
    358,567.30x = 63,790,448,646.09
  5. Step 5: Solve for x
    x = 63,790,448,646.09/358,567.30
  6. Step 6: Final answer
    x = 177,903.70

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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.