Home / 116,510.23-160,782.59-65,522.95

Finding the Fourth Proportional to 116,510.23, 160,782.59 and 65,522.95

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Solution

The fourth proportional to 116,510.23, 160,782.59 and 65,522.95 is: 90,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,510.23 : 160,782.59 = 65,522.95 : x
  2. Step 2: Convert to fraction form
    116,510.23/160,782.59 = 65,522.95/x
  3. Step 3: Cross multiply
    116,510.23x = 160,782.59 × 65,522.95
  4. Step 4: Simplify right side
    116,510.23x = 10,534,949,605.44
  5. Step 5: Solve for x
    x = 10,534,949,605.44/116,510.23
  6. Step 6: Final answer
    x = 90,420.81

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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.