Home / 38,696.08-53,328.28-30,184.71

Finding the Fourth Proportional to 38,696.08, 53,328.28 and 30,184.71

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Solution

The fourth proportional to 38,696.08, 53,328.28 and 30,184.71 is: 41,598.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,696.08 : 53,328.28 = 30,184.71 : x
  2. Step 2: Convert to fraction form
    38,696.08/53,328.28 = 30,184.71/x
  3. Step 3: Cross multiply
    38,696.08x = 53,328.28 × 30,184.71
  4. Step 4: Simplify right side
    38,696.08x = 1,609,698,734.52
  5. Step 5: Solve for x
    x = 1,609,698,734.52/38,696.08
  6. Step 6: Final answer
    x = 41,598.50

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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.