Home / 180,848.52-249,569.73-100,276.08

Finding the Fourth Proportional to 180,848.52, 249,569.73 and 100,276.08

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Solution

The fourth proportional to 180,848.52, 249,569.73 and 100,276.08 is: 138,380.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,848.52 : 249,569.73 = 100,276.08 : x
  2. Step 2: Convert to fraction form
    180,848.52/249,569.73 = 100,276.08/x
  3. Step 3: Cross multiply
    180,848.52x = 249,569.73 × 100,276.08
  4. Step 4: Simplify right side
    180,848.52x = 25,025,874,211.06
  5. Step 5: Solve for x
    x = 25,025,874,211.06/180,848.52
  6. Step 6: Final answer
    x = 138,380.31

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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.