Home / 180,827.51-249,541.52-100,252.97

Finding the Fourth Proportional to 180,827.51, 249,541.52 and 100,252.97

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Solution

The fourth proportional to 180,827.51, 249,541.52 and 100,252.97 is: 138,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,827.51 : 249,541.52 = 100,252.97 : x
  2. Step 2: Convert to fraction form
    180,827.51/249,541.52 = 100,252.97/x
  3. Step 3: Cross multiply
    180,827.51x = 249,541.52 × 100,252.97
  4. Step 4: Simplify right side
    180,827.51x = 25,017,278,518.31
  5. Step 5: Solve for x
    x = 25,017,278,518.31/180,827.51
  6. Step 6: Final answer
    x = 138,348.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.