Home / 113,252.95-156,290.09-61,570.16

Finding the Fourth Proportional to 113,252.95, 156,290.09 and 61,570.16

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Solution

The fourth proportional to 113,252.95, 156,290.09 and 61,570.16 is: 84,967.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,252.95 : 156,290.09 = 61,570.16 : x
  2. Step 2: Convert to fraction form
    113,252.95/156,290.09 = 61,570.16/x
  3. Step 3: Cross multiply
    113,252.95x = 156,290.09 × 61,570.16
  4. Step 4: Simplify right side
    113,252.95x = 9,622,805,847.71
  5. Step 5: Solve for x
    x = 9,622,805,847.71/113,252.95
  6. Step 6: Final answer
    x = 84,967.37

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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.