Home / 156,095.16-215,411.85-84,475.16

Finding the Fourth Proportional to 156,095.16, 215,411.85 and 84,475.16

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Solution

The fourth proportional to 156,095.16, 215,411.85 and 84,475.16 is: 116,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,095.16 : 215,411.85 = 84,475.16 : x
  2. Step 2: Convert to fraction form
    156,095.16/215,411.85 = 84,475.16/x
  3. Step 3: Cross multiply
    156,095.16x = 215,411.85 × 84,475.16
  4. Step 4: Simplify right side
    156,095.16x = 18,196,950,494.65
  5. Step 5: Solve for x
    x = 18,196,950,494.65/156,095.16
  6. Step 6: Final answer
    x = 116,576.01

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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.