Home / 34,091.02-51,139.10-9,130.51

Finding the Fourth Proportional to 34,091.02, 51,139.10 and 9,130.51

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Solution

The fourth proportional to 34,091.02, 51,139.10 and 9,130.51 is: 13,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,091.02 : 51,139.10 = 9,130.51 : x
  2. Step 2: Convert to fraction form
    34,091.02/51,139.10 = 9,130.51/x
  3. Step 3: Cross multiply
    34,091.02x = 51,139.10 × 9,130.51
  4. Step 4: Simplify right side
    34,091.02x = 466,926,063.94
  5. Step 5: Solve for x
    x = 466,926,063.94/34,091.02
  6. Step 6: Final answer
    x = 13,696.45

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1.5x scale

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.