Home / 111,264.04-153,558.66-63,506.44

Finding the Fourth Proportional to 111,264.04, 153,558.66 and 63,506.44

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Solution

The fourth proportional to 111,264.04, 153,558.66 and 63,506.44 is: 87,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,264.04 : 153,558.66 = 63,506.44 : x
  2. Step 2: Convert to fraction form
    111,264.04/153,558.66 = 63,506.44/x
  3. Step 3: Cross multiply
    111,264.04x = 153,558.66 × 63,506.44
  4. Step 4: Simplify right side
    111,264.04x = 9,751,963,827.77
  5. Step 5: Solve for x
    x = 9,751,963,827.77/111,264.04
  6. Step 6: Final answer
    x = 87,647.04

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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.