Home / 112,039.83-154,612.96-61,053.01

Finding the Fourth Proportional to 112,039.83, 154,612.96 and 61,053.01

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Solution

The fourth proportional to 112,039.83, 154,612.96 and 61,053.01 is: 84,252.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,039.83 : 154,612.96 = 61,053.01 : x
  2. Step 2: Convert to fraction form
    112,039.83/154,612.96 = 61,053.01/x
  3. Step 3: Cross multiply
    112,039.83x = 154,612.96 × 61,053.01
  4. Step 4: Simplify right side
    112,039.83x = 9,439,586,053.84
  5. Step 5: Solve for x
    x = 9,439,586,053.84/112,039.83
  6. Step 6: Final answer
    x = 84,252.06

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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.