Home / 148,515.64-204,962.45-84,852.07

Finding the Fourth Proportional to 148,515.64, 204,962.45 and 84,852.07

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Solution

The fourth proportional to 148,515.64, 204,962.45 and 84,852.07 is: 117,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,515.64 : 204,962.45 = 84,852.07 : x
  2. Step 2: Convert to fraction form
    148,515.64/204,962.45 = 84,852.07/x
  3. Step 3: Cross multiply
    148,515.64x = 204,962.45 × 84,852.07
  4. Step 4: Simplify right side
    148,515.64x = 17,391,488,154.77
  5. Step 5: Solve for x
    x = 17,391,488,154.77/148,515.64
  6. Step 6: Final answer
    x = 117,102.07

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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.