Home / 113,790.61-157,030.27-62,803.34

Finding the Fourth Proportional to 113,790.61, 157,030.27 and 62,803.34

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Solution

The fourth proportional to 113,790.61, 157,030.27 and 62,803.34 is: 86,668.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,790.61 : 157,030.27 = 62,803.34 : x
  2. Step 2: Convert to fraction form
    113,790.61/157,030.27 = 62,803.34/x
  3. Step 3: Cross multiply
    113,790.61x = 157,030.27 × 62,803.34
  4. Step 4: Simplify right side
    113,790.61x = 9,862,025,702.09
  5. Step 5: Solve for x
    x = 9,862,025,702.09/113,790.61
  6. Step 6: Final answer
    x = 86,668.18

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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.