Home / 52,583.65-72,556.87-31,070.40

Finding the Fourth Proportional to 52,583.65, 72,556.87 and 31,070.40

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Solution

The fourth proportional to 52,583.65, 72,556.87 and 31,070.40 is: 42,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,583.65 : 72,556.87 = 31,070.40 : x
  2. Step 2: Convert to fraction form
    52,583.65/72,556.87 = 31,070.40/x
  3. Step 3: Cross multiply
    52,583.65x = 72,556.87 × 31,070.40
  4. Step 4: Simplify right side
    52,583.65x = 2,254,370,973.65
  5. Step 5: Solve for x
    x = 2,254,370,973.65/52,583.65
  6. Step 6: Final answer
    x = 42,872.09

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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.