Home / 66,328.98-91,529.37-37,649.23

Finding the Fourth Proportional to 66,328.98, 91,529.37 and 37,649.23

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Solution

The fourth proportional to 66,328.98, 91,529.37 and 37,649.23 is: 51,953.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,328.98 : 91,529.37 = 37,649.23 : x
  2. Step 2: Convert to fraction form
    66,328.98/91,529.37 = 37,649.23/x
  3. Step 3: Cross multiply
    66,328.98x = 91,529.37 × 37,649.23
  4. Step 4: Simplify right side
    66,328.98x = 3,446,010,302.89
  5. Step 5: Solve for x
    x = 3,446,010,302.89/66,328.98
  6. Step 6: Final answer
    x = 51,953.31

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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.