Home / 113,827.52-157,063.20-63,526.40

Finding the Fourth Proportional to 113,827.52, 157,063.20 and 63,526.40

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Solution

The fourth proportional to 113,827.52, 157,063.20 and 63,526.40 is: 87,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,827.52 : 157,063.20 = 63,526.40 : x
  2. Step 2: Convert to fraction form
    113,827.52/157,063.20 = 63,526.40/x
  3. Step 3: Cross multiply
    113,827.52x = 157,063.20 × 63,526.40
  4. Step 4: Simplify right side
    113,827.52x = 9,977,659,668.48
  5. Step 5: Solve for x
    x = 9,977,659,668.48/113,827.52
  6. Step 6: Final answer
    x = 87,655.95

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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.