Home / 58,570.14-87,869.10-19,127.18

Finding the Fourth Proportional to 58,570.14, 87,869.10 and 19,127.18

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Solution

The fourth proportional to 58,570.14, 87,869.10 and 19,127.18 is: 28,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,570.14 : 87,869.10 = 19,127.18 : x
  2. Step 2: Convert to fraction form
    58,570.14/87,869.10 = 19,127.18/x
  3. Step 3: Cross multiply
    58,570.14x = 87,869.10 × 19,127.18
  4. Step 4: Simplify right side
    58,570.14x = 1,680,688,092.14
  5. Step 5: Solve for x
    x = 1,680,688,092.14/58,570.14
  6. Step 6: Final answer
    x = 28,695.31

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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.