Home / 112,860.24-169,368.26-38,988.24

Finding the Fourth Proportional to 112,860.24, 169,368.26 and 38,988.24

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Solution

The fourth proportional to 112,860.24, 169,368.26 and 38,988.24 is: 58,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,860.24 : 169,368.26 = 38,988.24 : x
  2. Step 2: Convert to fraction form
    112,860.24/169,368.26 = 38,988.24/x
  3. Step 3: Cross multiply
    112,860.24x = 169,368.26 × 38,988.24
  4. Step 4: Simplify right side
    112,860.24x = 6,603,370,369.26
  5. Step 5: Solve for x
    x = 6,603,370,369.26/112,860.24
  6. Step 6: Final answer
    x = 58,509.27

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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.