Home / 116,070.36-160,267.52-89,170.24

Finding the Fourth Proportional to 116,070.36, 160,267.52 and 89,170.24

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Solution

The fourth proportional to 116,070.36, 160,267.52 and 89,170.24 is: 123,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,070.36 : 160,267.52 = 89,170.24 : x
  2. Step 2: Convert to fraction form
    116,070.36/160,267.52 = 89,170.24/x
  3. Step 3: Cross multiply
    116,070.36x = 160,267.52 × 89,170.24
  4. Step 4: Simplify right side
    116,070.36x = 14,291,093,222.60
  5. Step 5: Solve for x
    x = 14,291,093,222.60/116,070.36
  6. Step 6: Final answer
    x = 123,124.40

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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.