Home / 180,928.76-249,677.84-111,999.85

Finding the Fourth Proportional to 180,928.76, 249,677.84 and 111,999.85

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Solution

The fourth proportional to 180,928.76, 249,677.84 and 111,999.85 is: 154,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,928.76 : 249,677.84 = 111,999.85 : x
  2. Step 2: Convert to fraction form
    180,928.76/249,677.84 = 111,999.85/x
  3. Step 3: Cross multiply
    180,928.76x = 249,677.84 × 111,999.85
  4. Step 4: Simplify right side
    180,928.76x = 27,963,880,284.13
  5. Step 5: Solve for x
    x = 27,963,880,284.13/180,928.76
  6. Step 6: Final answer
    x = 154,557.41

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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.