Home / 160,518.50-221,516.27-88,897.02

Finding the Fourth Proportional to 160,518.50, 221,516.27 and 88,897.02

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Solution

The fourth proportional to 160,518.50, 221,516.27 and 88,897.02 is: 122,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,518.50 : 221,516.27 = 88,897.02 : x
  2. Step 2: Convert to fraction form
    160,518.50/221,516.27 = 88,897.02/x
  3. Step 3: Cross multiply
    160,518.50x = 221,516.27 × 88,897.02
  4. Step 4: Simplify right side
    160,518.50x = 19,692,136,284.52
  5. Step 5: Solve for x
    x = 19,692,136,284.52/160,518.50
  6. Step 6: Final answer
    x = 122,678.30

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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.