Home / 107,044.08-147,720.80-59,300.48

Finding the Fourth Proportional to 107,044.08, 147,720.80 and 59,300.48

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Solution

The fourth proportional to 107,044.08, 147,720.80 and 59,300.48 is: 81,834.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,044.08 : 147,720.80 = 59,300.48 : x
  2. Step 2: Convert to fraction form
    107,044.08/147,720.80 = 59,300.48/x
  3. Step 3: Cross multiply
    107,044.08x = 147,720.80 × 59,300.48
  4. Step 4: Simplify right side
    107,044.08x = 8,759,914,345.98
  5. Step 5: Solve for x
    x = 8,759,914,345.98/107,044.08
  6. Step 6: Final answer
    x = 81,834.65

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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.