Home / 160,307.40-221,227.74-88,692.51

Finding the Fourth Proportional to 160,307.40, 221,227.74 and 88,692.51

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Solution

The fourth proportional to 160,307.40, 221,227.74 and 88,692.51 is: 122,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,307.40 : 221,227.74 = 88,692.51 : x
  2. Step 2: Convert to fraction form
    160,307.40/221,227.74 = 88,692.51/x
  3. Step 3: Cross multiply
    160,307.40x = 221,227.74 × 88,692.51
  4. Step 4: Simplify right side
    160,307.40x = 19,621,243,542.23
  5. Step 5: Solve for x
    x = 19,621,243,542.23/160,307.40
  6. Step 6: Final answer
    x = 122,397.62

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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.