Home / 349,764.30-524,646.45-113,130.90

Finding the Fourth Proportional to 349,764.30, 524,646.45 and 113,130.90

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Solution

The fourth proportional to 349,764.30, 524,646.45 and 113,130.90 is: 169,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,764.30 : 524,646.45 = 113,130.90 : x
  2. Step 2: Convert to fraction form
    349,764.30/524,646.45 = 113,130.90/x
  3. Step 3: Cross multiply
    349,764.30x = 524,646.45 × 113,130.90
  4. Step 4: Simplify right side
    349,764.30x = 59,353,725,070.31
  5. Step 5: Solve for x
    x = 59,353,725,070.31/349,764.30
  6. Step 6: Final answer
    x = 169,696.35

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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.