Home / 160,483.95-221,465.15-88,862.43

Finding the Fourth Proportional to 160,483.95, 221,465.15 and 88,862.43

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Solution

The fourth proportional to 160,483.95, 221,465.15 and 88,862.43 is: 122,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,483.95 : 221,465.15 = 88,862.43 : x
  2. Step 2: Convert to fraction form
    160,483.95/221,465.15 = 88,862.43/x
  3. Step 3: Cross multiply
    160,483.95x = 221,465.15 × 88,862.43
  4. Step 4: Simplify right side
    160,483.95x = 19,679,931,389.31
  5. Step 5: Solve for x
    x = 19,679,931,389.31/160,483.95
  6. Step 6: Final answer
    x = 122,628.66

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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.