Home / 152,623.10-210,619.88-84,650.48

Finding the Fourth Proportional to 152,623.10, 210,619.88 and 84,650.48

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Solution

The fourth proportional to 152,623.10, 210,619.88 and 84,650.48 is: 116,817.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,623.10 : 210,619.88 = 84,650.48 : x
  2. Step 2: Convert to fraction form
    152,623.10/210,619.88 = 84,650.48/x
  3. Step 3: Cross multiply
    152,623.10x = 210,619.88 × 84,650.48
  4. Step 4: Simplify right side
    152,623.10x = 17,829,074,042.84
  5. Step 5: Solve for x
    x = 17,829,074,042.84/152,623.10
  6. Step 6: Final answer
    x = 116,817.67

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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.