Home / 51,875.65-71,587.45-29,214.55

Finding the Fourth Proportional to 51,875.65, 71,587.45 and 29,214.55

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Solution

The fourth proportional to 51,875.65, 71,587.45 and 29,214.55 is: 40,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.65 : 71,587.45 = 29,214.55 : x
  2. Step 2: Convert to fraction form
    51,875.65/71,587.45 = 29,214.55/x
  3. Step 3: Cross multiply
    51,875.65x = 71,587.45 × 29,214.55
  4. Step 4: Simplify right side
    51,875.65x = 2,091,395,137.40
  5. Step 5: Solve for x
    x = 2,091,395,137.40/51,875.65
  6. Step 6: Final answer
    x = 40,315.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.