Home / 125,130.54-187,727.84-36,384.07

Finding the Fourth Proportional to 125,130.54, 187,727.84 and 36,384.07

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Solution

The fourth proportional to 125,130.54, 187,727.84 and 36,384.07 is: 54,585.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,130.54 : 187,727.84 = 36,384.07 : x
  2. Step 2: Convert to fraction form
    125,130.54/187,727.84 = 36,384.07/x
  3. Step 3: Cross multiply
    125,130.54x = 187,727.84 × 36,384.07
  4. Step 4: Simplify right side
    125,130.54x = 6,830,302,913.36
  5. Step 5: Solve for x
    x = 6,830,302,913.36/125,130.54
  6. Step 6: Final answer
    x = 54,585.42

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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.