Home / 109,386.56-150,953.52-59,085.56

Finding the Fourth Proportional to 109,386.56, 150,953.52 and 59,085.56

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Solution

The fourth proportional to 109,386.56, 150,953.52 and 59,085.56 is: 81,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,386.56 : 150,953.52 = 59,085.56 : x
  2. Step 2: Convert to fraction form
    109,386.56/150,953.52 = 59,085.56/x
  3. Step 3: Cross multiply
    109,386.56x = 150,953.52 × 59,085.56
  4. Step 4: Simplify right side
    109,386.56x = 8,919,173,263.17
  5. Step 5: Solve for x
    x = 8,919,173,263.17/109,386.56
  6. Step 6: Final answer
    x = 81,538.11

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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.