Home / 105,575.27-158,368.35-26,690.18

Finding the Fourth Proportional to 105,575.27, 158,368.35 and 26,690.18

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Solution

The fourth proportional to 105,575.27, 158,368.35 and 26,690.18 is: 40,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,575.27 : 158,368.35 = 26,690.18 : x
  2. Step 2: Convert to fraction form
    105,575.27/158,368.35 = 26,690.18/x
  3. Step 3: Cross multiply
    105,575.27x = 158,368.35 × 26,690.18
  4. Step 4: Simplify right side
    105,575.27x = 4,226,879,767.80
  5. Step 5: Solve for x
    x = 4,226,879,767.80/105,575.27
  6. Step 6: Final answer
    x = 40,036.65

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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.