Home / 112,005.07-154,571.84-63,606.02

Finding the Fourth Proportional to 112,005.07, 154,571.84 and 63,606.02

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Solution

The fourth proportional to 112,005.07, 154,571.84 and 63,606.02 is: 87,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,005.07 : 154,571.84 = 63,606.02 : x
  2. Step 2: Convert to fraction form
    112,005.07/154,571.84 = 63,606.02/x
  3. Step 3: Cross multiply
    112,005.07x = 154,571.84 × 63,606.02
  4. Step 4: Simplify right side
    112,005.07x = 9,831,699,546.48
  5. Step 5: Solve for x
    x = 9,831,699,546.48/112,005.07
  6. Step 6: Final answer
    x = 87,779.06

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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.