Home / 83,526.63-115,267.53-45,286.08

Finding the Fourth Proportional to 83,526.63, 115,267.53 and 45,286.08

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Solution

The fourth proportional to 83,526.63, 115,267.53 and 45,286.08 is: 62,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,526.63 : 115,267.53 = 45,286.08 : x
  2. Step 2: Convert to fraction form
    83,526.63/115,267.53 = 45,286.08/x
  3. Step 3: Cross multiply
    83,526.63x = 115,267.53 × 45,286.08
  4. Step 4: Simplify right side
    83,526.63x = 5,220,014,322.55
  5. Step 5: Solve for x
    x = 5,220,014,322.55/83,526.63
  6. Step 6: Final answer
    x = 62,495.21

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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.