Home / 112,466.39-168,782.63-53,302.23

Finding the Fourth Proportional to 112,466.39, 168,782.63 and 53,302.23

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Solution

The fourth proportional to 112,466.39, 168,782.63 and 53,302.23 is: 79,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,466.39 : 168,782.63 = 53,302.23 : x
  2. Step 2: Convert to fraction form
    112,466.39/168,782.63 = 53,302.23/x
  3. Step 3: Cross multiply
    112,466.39x = 168,782.63 × 53,302.23
  4. Step 4: Simplify right side
    112,466.39x = 8,996,490,297.75
  5. Step 5: Solve for x
    x = 8,996,490,297.75/112,466.39
  6. Step 6: Final answer
    x = 79,992.70

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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.