Home / 103,350.70-155,026.05-96,352.30

Finding the Fourth Proportional to 103,350.70, 155,026.05 and 96,352.30

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Solution

The fourth proportional to 103,350.70, 155,026.05 and 96,352.30 is: 144,528.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,350.70 : 155,026.05 = 96,352.30 : x
  2. Step 2: Convert to fraction form
    103,350.70/155,026.05 = 96,352.30/x
  3. Step 3: Cross multiply
    103,350.70x = 155,026.05 × 96,352.30
  4. Step 4: Simplify right side
    103,350.70x = 14,937,116,477.42
  5. Step 5: Solve for x
    x = 14,937,116,477.42/103,350.70
  6. Step 6: Final answer
    x = 144,528.45

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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.