Home / 124,071.16-186,015.02-39,782.44

Finding the Fourth Proportional to 124,071.16, 186,015.02 and 39,782.44

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Solution

The fourth proportional to 124,071.16, 186,015.02 and 39,782.44 is: 59,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,071.16 : 186,015.02 = 39,782.44 : x
  2. Step 2: Convert to fraction form
    124,071.16/186,015.02 = 39,782.44/x
  3. Step 3: Cross multiply
    124,071.16x = 186,015.02 × 39,782.44
  4. Step 4: Simplify right side
    124,071.16x = 7,400,131,372.25
  5. Step 5: Solve for x
    x = 7,400,131,372.25/124,071.16
  6. Step 6: Final answer
    x = 59,644.25

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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.