Home / 153,005.18-211,166.57-92,576.32

Finding the Fourth Proportional to 153,005.18, 211,166.57 and 92,576.32

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Solution

The fourth proportional to 153,005.18, 211,166.57 and 92,576.32 is: 127,767.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,005.18 : 211,166.57 = 92,576.32 : x
  2. Step 2: Convert to fraction form
    153,005.18/211,166.57 = 92,576.32/x
  3. Step 3: Cross multiply
    153,005.18x = 211,166.57 × 92,576.32
  4. Step 4: Simplify right side
    153,005.18x = 19,549,023,957.62
  5. Step 5: Solve for x
    x = 19,549,023,957.62/153,005.18
  6. Step 6: Final answer
    x = 127,767.07

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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.