Home / 130,880.16-180,398.96-92,590.24

Finding the Fourth Proportional to 130,880.16, 180,398.96 and 92,590.24

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Solution

The fourth proportional to 130,880.16, 180,398.96 and 92,590.24 is: 127,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,880.16 : 180,398.96 = 92,590.24 : x
  2. Step 2: Convert to fraction form
    130,880.16/180,398.96 = 92,590.24/x
  3. Step 3: Cross multiply
    130,880.16x = 180,398.96 × 92,590.24
  4. Step 4: Simplify right side
    130,880.16x = 16,703,183,002.15
  5. Step 5: Solve for x
    x = 16,703,183,002.15/130,880.16
  6. Step 6: Final answer
    x = 127,621.96

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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.