Home / 238,051.51-328,509.85-134,690.23

Finding the Fourth Proportional to 238,051.51, 328,509.85 and 134,690.23

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Solution

The fourth proportional to 238,051.51, 328,509.85 and 134,690.23 is: 185,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,051.51 : 328,509.85 = 134,690.23 : x
  2. Step 2: Convert to fraction form
    238,051.51/328,509.85 = 134,690.23/x
  3. Step 3: Cross multiply
    238,051.51x = 328,509.85 × 134,690.23
  4. Step 4: Simplify right side
    238,051.51x = 44,247,067,253.77
  5. Step 5: Solve for x
    x = 44,247,067,253.77/238,051.51
  6. Step 6: Final answer
    x = 185,871.82

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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.