Home / 93,554.38-129,068.39-57,682.11

Finding the Fourth Proportional to 93,554.38, 129,068.39 and 57,682.11

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Solution

The fourth proportional to 93,554.38, 129,068.39 and 57,682.11 is: 79,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,554.38 : 129,068.39 = 57,682.11 : x
  2. Step 2: Convert to fraction form
    93,554.38/129,068.39 = 57,682.11/x
  3. Step 3: Cross multiply
    93,554.38x = 129,068.39 × 57,682.11
  4. Step 4: Simplify right side
    93,554.38x = 7,444,937,213.71
  5. Step 5: Solve for x
    x = 7,444,937,213.71/93,554.38
  6. Step 6: Final answer
    x = 79,578.72

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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.