Home / 111,459.02-153,792.02-63,702.23

Finding the Fourth Proportional to 111,459.02, 153,792.02 and 63,702.23

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Solution

The fourth proportional to 111,459.02, 153,792.02 and 63,702.23 is: 87,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,459.02 : 153,792.02 = 63,702.23 : x
  2. Step 2: Convert to fraction form
    111,459.02/153,792.02 = 63,702.23/x
  3. Step 3: Cross multiply
    111,459.02x = 153,792.02 × 63,702.23
  4. Step 4: Simplify right side
    111,459.02x = 9,796,894,311.69
  5. Step 5: Solve for x
    x = 9,796,894,311.69/111,459.02
  6. Step 6: Final answer
    x = 87,896.83

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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.