Home / 58,061.17-87,130.59-21,125.17

Finding the Fourth Proportional to 58,061.17, 87,130.59 and 21,125.17

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Solution

The fourth proportional to 58,061.17, 87,130.59 and 21,125.17 is: 31,701.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,061.17 : 87,130.59 = 21,125.17 : x
  2. Step 2: Convert to fraction form
    58,061.17/87,130.59 = 21,125.17/x
  3. Step 3: Cross multiply
    58,061.17x = 87,130.59 × 21,125.17
  4. Step 4: Simplify right side
    58,061.17x = 1,840,648,525.95
  5. Step 5: Solve for x
    x = 1,840,648,525.95/58,061.17
  6. Step 6: Final answer
    x = 31,701.88

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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.