Home / 102,575.41-141,554.23-57,253.39

Finding the Fourth Proportional to 102,575.41, 141,554.23 and 57,253.39

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Solution

The fourth proportional to 102,575.41, 141,554.23 and 57,253.39 is: 79,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,575.41 : 141,554.23 = 57,253.39 : x
  2. Step 2: Convert to fraction form
    102,575.41/141,554.23 = 57,253.39/x
  3. Step 3: Cross multiply
    102,575.41x = 141,554.23 × 57,253.39
  4. Step 4: Simplify right side
    102,575.41x = 8,104,459,039.32
  5. Step 5: Solve for x
    x = 8,104,459,039.32/102,575.41
  6. Step 6: Final answer
    x = 79,009.77

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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.