Home / 171,106.49-256,574.07-52,762.45

Finding the Fourth Proportional to 171,106.49, 256,574.07 and 52,762.45

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Solution

The fourth proportional to 171,106.49, 256,574.07 and 52,762.45 is: 79,117.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,106.49 : 256,574.07 = 52,762.45 : x
  2. Step 2: Convert to fraction form
    171,106.49/256,574.07 = 52,762.45/x
  3. Step 3: Cross multiply
    171,106.49x = 256,574.07 × 52,762.45
  4. Step 4: Simplify right side
    171,106.49x = 13,537,476,539.67
  5. Step 5: Solve for x
    x = 13,537,476,539.67/171,106.49
  6. Step 6: Final answer
    x = 79,117.26

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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.