Home / 112,455.88-168,681.12-36,554.32

Finding the Fourth Proportional to 112,455.88, 168,681.12 and 36,554.32

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Solution

The fourth proportional to 112,455.88, 168,681.12 and 36,554.32 is: 54,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,455.88 : 168,681.12 = 36,554.32 : x
  2. Step 2: Convert to fraction form
    112,455.88/168,681.12 = 36,554.32/x
  3. Step 3: Cross multiply
    112,455.88x = 168,681.12 × 36,554.32
  4. Step 4: Simplify right side
    112,455.88x = 6,166,023,638.44
  5. Step 5: Solve for x
    x = 6,166,023,638.44/112,455.88
  6. Step 6: Final answer
    x = 54,830.60

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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.