Home / 94,384.30-141,248.40-86,511.10

Finding the Fourth Proportional to 94,384.30, 141,248.40 and 86,511.10

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Solution

The fourth proportional to 94,384.30, 141,248.40 and 86,511.10 is: 129,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,384.30 : 141,248.40 = 86,511.10 : x
  2. Step 2: Convert to fraction form
    94,384.30/141,248.40 = 86,511.10/x
  3. Step 3: Cross multiply
    94,384.30x = 141,248.40 × 86,511.10
  4. Step 4: Simplify right side
    94,384.30x = 12,219,554,457.24
  5. Step 5: Solve for x
    x = 12,219,554,457.24/94,384.30
  6. Step 6: Final answer
    x = 129,465.96

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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.