Home / 148,248.21-204,498.99-93,783.51

Finding the Fourth Proportional to 148,248.21, 204,498.99 and 93,783.51

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Solution

The fourth proportional to 148,248.21, 204,498.99 and 93,783.51 is: 129,368.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248.21 : 204,498.99 = 93,783.51 : x
  2. Step 2: Convert to fraction form
    148,248.21/204,498.99 = 93,783.51/x
  3. Step 3: Cross multiply
    148,248.21x = 204,498.99 × 93,783.51
  4. Step 4: Simplify right side
    148,248.21x = 19,178,633,073.65
  5. Step 5: Solve for x
    x = 19,178,633,073.65/148,248.21
  6. Step 6: Final answer
    x = 129,368.40

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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.