Home / 87,107.90-130,573.58-59,030.76

Finding the Fourth Proportional to 87,107.90, 130,573.58 and 59,030.76

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Solution

The fourth proportional to 87,107.90, 130,573.58 and 59,030.76 is: 88,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,107.90 : 130,573.58 = 59,030.76 : x
  2. Step 2: Convert to fraction form
    87,107.90/130,573.58 = 59,030.76/x
  3. Step 3: Cross multiply
    87,107.90x = 130,573.58 × 59,030.76
  4. Step 4: Simplify right side
    87,107.90x = 7,707,857,368.17
  5. Step 5: Solve for x
    x = 7,707,857,368.17/87,107.90
  6. Step 6: Final answer
    x = 88,486.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.