Home / 240,332.02-360,714.67-128,105.70

Finding the Fourth Proportional to 240,332.02, 360,714.67 and 128,105.70

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Solution

The fourth proportional to 240,332.02, 360,714.67 and 128,105.70 is: 192,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,332.02 : 360,714.67 = 128,105.70 : x
  2. Step 2: Convert to fraction form
    240,332.02/360,714.67 = 128,105.70/x
  3. Step 3: Cross multiply
    240,332.02x = 360,714.67 × 128,105.70
  4. Step 4: Simplify right side
    240,332.02x = 46,209,605,300.62
  5. Step 5: Solve for x
    x = 46,209,605,300.62/240,332.02
  6. Step 6: Final answer
    x = 192,274.03

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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.