Home / 94,725.95-130,674.63-66,105.63

Finding the Fourth Proportional to 94,725.95, 130,674.63 and 66,105.63

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Solution

The fourth proportional to 94,725.95, 130,674.63 and 66,105.63 is: 91,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,725.95 : 130,674.63 = 66,105.63 : x
  2. Step 2: Convert to fraction form
    94,725.95/130,674.63 = 66,105.63/x
  3. Step 3: Cross multiply
    94,725.95x = 130,674.63 × 66,105.63
  4. Step 4: Simplify right side
    94,725.95x = 8,638,328,741.17
  5. Step 5: Solve for x
    x = 8,638,328,741.17/94,725.95
  6. Step 6: Final answer
    x = 91,192.85

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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.