Home / 160,509.63-240,555.19-89,429.39

Finding the Fourth Proportional to 160,509.63, 240,555.19 and 89,429.39

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Solution

The fourth proportional to 160,509.63, 240,555.19 and 89,429.39 is: 134,027.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,509.63 : 240,555.19 = 89,429.39 : x
  2. Step 2: Convert to fraction form
    160,509.63/240,555.19 = 89,429.39/x
  3. Step 3: Cross multiply
    160,509.63x = 240,555.19 × 89,429.39
  4. Step 4: Simplify right side
    160,509.63x = 21,512,704,474.53
  5. Step 5: Solve for x
    x = 21,512,704,474.53/160,509.63
  6. Step 6: Final answer
    x = 134,027.50

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1.5x scale

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.