Home / 104,509.83-144,225.12-59,186.69

Finding the Fourth Proportional to 104,509.83, 144,225.12 and 59,186.69

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Solution

The fourth proportional to 104,509.83, 144,225.12 and 59,186.69 is: 81,678.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,509.83 : 144,225.12 = 59,186.69 : x
  2. Step 2: Convert to fraction form
    104,509.83/144,225.12 = 59,186.69/x
  3. Step 3: Cross multiply
    104,509.83x = 144,225.12 × 59,186.69
  4. Step 4: Simplify right side
    104,509.83x = 8,536,207,467.65
  5. Step 5: Solve for x
    x = 8,536,207,467.65/104,509.83
  6. Step 6: Final answer
    x = 81,678.51

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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.