Home / 99,038.23-148,585.32-39,029.65

Finding the Fourth Proportional to 99,038.23, 148,585.32 and 39,029.65

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Solution

The fourth proportional to 99,038.23, 148,585.32 and 39,029.65 is: 58,555.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,038.23 : 148,585.32 = 39,029.65 : x
  2. Step 2: Convert to fraction form
    99,038.23/148,585.32 = 39,029.65/x
  3. Step 3: Cross multiply
    99,038.23x = 148,585.32 × 39,029.65
  4. Step 4: Simplify right side
    99,038.23x = 5,799,232,663.27
  5. Step 5: Solve for x
    x = 5,799,232,663.27/99,038.23
  6. Step 6: Final answer
    x = 58,555.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.