Home / 144,033.90-216,050.85-130,037.10

Finding the Fourth Proportional to 144,033.90, 216,050.85 and 130,037.10

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Solution

The fourth proportional to 144,033.90, 216,050.85 and 130,037.10 is: 195,055.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,033.90 : 216,050.85 = 130,037.10 : x
  2. Step 2: Convert to fraction form
    144,033.90/216,050.85 = 130,037.10/x
  3. Step 3: Cross multiply
    144,033.90x = 216,050.85 × 130,037.10
  4. Step 4: Simplify right side
    144,033.90x = 28,094,625,986.54
  5. Step 5: Solve for x
    x = 28,094,625,986.54/144,033.90
  6. Step 6: Final answer
    x = 195,055.65

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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.