Home / 358,427.57-537,513.28-118,497.18

Finding the Fourth Proportional to 358,427.57, 537,513.28 and 118,497.18

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Solution

The fourth proportional to 358,427.57, 537,513.28 and 118,497.18 is: 177,703.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,427.57 : 537,513.28 = 118,497.18 : x
  2. Step 2: Convert to fraction form
    358,427.57/537,513.28 = 118,497.18/x
  3. Step 3: Cross multiply
    358,427.57x = 537,513.28 × 118,497.18
  4. Step 4: Simplify right side
    358,427.57x = 63,693,807,255.02
  5. Step 5: Solve for x
    x = 63,693,807,255.02/358,427.57
  6. Step 6: Final answer
    x = 177,703.43

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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.