Home / 98,017.84-147,024.04-31,457.44

Finding the Fourth Proportional to 98,017.84, 147,024.04 and 31,457.44

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Solution

The fourth proportional to 98,017.84, 147,024.04 and 31,457.44 is: 47,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,017.84 : 147,024.04 = 31,457.44 : x
  2. Step 2: Convert to fraction form
    98,017.84/147,024.04 = 31,457.44/x
  3. Step 3: Cross multiply
    98,017.84x = 147,024.04 × 31,457.44
  4. Step 4: Simplify right side
    98,017.84x = 4,624,999,916.86
  5. Step 5: Solve for x
    x = 4,624,999,916.86/98,017.84
  6. Step 6: Final answer
    x = 47,185.29

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1.5x scale

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.