Home / 102,426.84-153,638.69-62,457.62

Finding the Fourth Proportional to 102,426.84, 153,638.69 and 62,457.62

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Solution

The fourth proportional to 102,426.84, 153,638.69 and 62,457.62 is: 93,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,426.84 : 153,638.69 = 62,457.62 : x
  2. Step 2: Convert to fraction form
    102,426.84/153,638.69 = 62,457.62/x
  3. Step 3: Cross multiply
    102,426.84x = 153,638.69 × 62,457.62
  4. Step 4: Simplify right side
    102,426.84x = 9,595,905,836.84
  5. Step 5: Solve for x
    x = 9,595,905,836.84/102,426.84
  6. Step 6: Final answer
    x = 93,685.46

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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.