Home / 110,869.20-153,005.04-67,835.22

Finding the Fourth Proportional to 110,869.20, 153,005.04 and 67,835.22

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Solution

The fourth proportional to 110,869.20, 153,005.04 and 67,835.22 is: 93,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,869.20 : 153,005.04 = 67,835.22 : x
  2. Step 2: Convert to fraction form
    110,869.20/153,005.04 = 67,835.22/x
  3. Step 3: Cross multiply
    110,869.20x = 153,005.04 × 67,835.22
  4. Step 4: Simplify right side
    110,869.20x = 10,379,130,549.51
  5. Step 5: Solve for x
    x = 10,379,130,549.51/110,869.20
  6. Step 6: Final answer
    x = 93,616.00

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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.