Home / 109,386.26-150,953.12-59,085.26

Finding the Fourth Proportional to 109,386.26, 150,953.12 and 59,085.26

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Solution

The fourth proportional to 109,386.26, 150,953.12 and 59,085.26 is: 81,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,386.26 : 150,953.12 = 59,085.26 : x
  2. Step 2: Convert to fraction form
    109,386.26/150,953.12 = 59,085.26/x
  3. Step 3: Cross multiply
    109,386.26x = 150,953.12 × 59,085.26
  4. Step 4: Simplify right side
    109,386.26x = 8,919,104,343.01
  5. Step 5: Solve for x
    x = 8,919,104,343.01/109,386.26
  6. Step 6: Final answer
    x = 81,537.70

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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.