Home / 46,128.06-69,192.15-12,848.22

Finding the Fourth Proportional to 46,128.06, 69,192.15 and 12,848.22

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Solution

The fourth proportional to 46,128.06, 69,192.15 and 12,848.22 is: 19,272.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,128.06 : 69,192.15 = 12,848.22 : x
  2. Step 2: Convert to fraction form
    46,128.06/69,192.15 = 12,848.22/x
  3. Step 3: Cross multiply
    46,128.06x = 69,192.15 × 12,848.22
  4. Step 4: Simplify right side
    46,128.06x = 888,995,619.51
  5. Step 5: Solve for x
    x = 888,995,619.51/46,128.06
  6. Step 6: Final answer
    x = 19,272.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.