Home / 30,897.51-45,948.77-29,913.36

Finding the Fourth Proportional to 30,897.51, 45,948.77 and 29,913.36

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Solution

The fourth proportional to 30,897.51, 45,948.77 and 29,913.36 is: 44,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,897.51 : 45,948.77 = 29,913.36 : x
  2. Step 2: Convert to fraction form
    30,897.51/45,948.77 = 29,913.36/x
  3. Step 3: Cross multiply
    30,897.51x = 45,948.77 × 29,913.36
  4. Step 4: Simplify right side
    30,897.51x = 1,374,481,949.00
  5. Step 5: Solve for x
    x = 1,374,481,949.00/30,897.51
  6. Step 6: Final answer
    x = 44,485.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.