Home / 51,545.03-71,166.40-39,587.00

Finding the Fourth Proportional to 51,545.03, 71,166.40 and 39,587.00

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Solution

The fourth proportional to 51,545.03, 71,166.40 and 39,587.00 is: 54,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545.03 : 71,166.40 = 39,587.00 : x
  2. Step 2: Convert to fraction form
    51,545.03/71,166.40 = 39,587.00/x
  3. Step 3: Cross multiply
    51,545.03x = 71,166.40 × 39,587.00
  4. Step 4: Simplify right side
    51,545.03x = 2,817,263,822.00
  5. Step 5: Solve for x
    x = 2,817,263,822.00/51,545.03
  6. Step 6: Final answer
    x = 54,656.37

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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.