Home / 152,192.32-210,021.36-84,207.52

Finding the Fourth Proportional to 152,192.32, 210,021.36 and 84,207.52

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Solution

The fourth proportional to 152,192.32, 210,021.36 and 84,207.52 is: 116,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,192.32 : 210,021.36 = 84,207.52 : x
  2. Step 2: Convert to fraction form
    152,192.32/210,021.36 = 84,207.52/x
  3. Step 3: Cross multiply
    152,192.32x = 210,021.36 × 84,207.52
  4. Step 4: Simplify right side
    152,192.32x = 17,685,377,872.63
  5. Step 5: Solve for x
    x = 17,685,377,872.63/152,192.32
  6. Step 6: Final answer
    x = 116,204.14

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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.