Home / 148,308.75-204,666.08-84,645.18

Finding the Fourth Proportional to 148,308.75, 204,666.08 and 84,645.18

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Solution

The fourth proportional to 148,308.75, 204,666.08 and 84,645.18 is: 116,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,308.75 : 204,666.08 = 84,645.18 : x
  2. Step 2: Convert to fraction form
    148,308.75/204,666.08 = 84,645.18/x
  3. Step 3: Cross multiply
    148,308.75x = 204,666.08 × 84,645.18
  4. Step 4: Simplify right side
    148,308.75x = 17,323,996,758.27
  5. Step 5: Solve for x
    x = 17,323,996,758.27/148,308.75
  6. Step 6: Final answer
    x = 116,810.35

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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.