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Finding the Fourth Proportional to 180,673.50, 249,329.43 and 110,017.50

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Solution

The fourth proportional to 180,673.50, 249,329.43 and 110,017.50 is: 151,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,673.50 : 249,329.43 = 110,017.50 : x
  2. Step 2: Convert to fraction form
    180,673.50/249,329.43 = 110,017.50/x
  3. Step 3: Cross multiply
    180,673.50x = 249,329.43 × 110,017.50
  4. Step 4: Simplify right side
    180,673.50x = 27,430,600,565.03
  5. Step 5: Solve for x
    x = 27,430,600,565.03/180,673.50
  6. Step 6: Final answer
    x = 151,824.15

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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.