Home / 103,054.02-154,529.10-36,484.80

Finding the Fourth Proportional to 103,054.02, 154,529.10 and 36,484.80

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Solution

The fourth proportional to 103,054.02, 154,529.10 and 36,484.80 is: 54,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,054.02 : 154,529.10 = 36,484.80 : x
  2. Step 2: Convert to fraction form
    103,054.02/154,529.10 = 36,484.80/x
  3. Step 3: Cross multiply
    103,054.02x = 154,529.10 × 36,484.80
  4. Step 4: Simplify right side
    103,054.02x = 5,637,963,307.68
  5. Step 5: Solve for x
    x = 5,637,963,307.68/103,054.02
  6. Step 6: Final answer
    x = 54,708.81

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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.