Home / 207,117.45-285,801.35-116,459.01

Finding the Fourth Proportional to 207,117.45, 285,801.35 and 116,459.01

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Solution

The fourth proportional to 207,117.45, 285,801.35 and 116,459.01 is: 160,701.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,117.45 : 285,801.35 = 116,459.01 : x
  2. Step 2: Convert to fraction form
    207,117.45/285,801.35 = 116,459.01/x
  3. Step 3: Cross multiply
    207,117.45x = 285,801.35 × 116,459.01
  4. Step 4: Simplify right side
    207,117.45x = 33,284,141,695.37
  5. Step 5: Solve for x
    x = 33,284,141,695.37/207,117.45
  6. Step 6: Final answer
    x = 160,701.77

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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.