Home / 38,065.69-52,529.51-21,070.63

Finding the Fourth Proportional to 38,065.69, 52,529.51 and 21,070.63

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Solution

The fourth proportional to 38,065.69, 52,529.51 and 21,070.63 is: 29,076.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.69 : 52,529.51 = 21,070.63 : x
  2. Step 2: Convert to fraction form
    38,065.69/52,529.51 = 21,070.63/x
  3. Step 3: Cross multiply
    38,065.69x = 52,529.51 × 21,070.63
  4. Step 4: Simplify right side
    38,065.69x = 1,106,829,501.29
  5. Step 5: Solve for x
    x = 1,106,829,501.29/38,065.69
  6. Step 6: Final answer
    x = 29,076.83

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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.