Home / 102,587.07-141,570.54-57,264.24

Finding the Fourth Proportional to 102,587.07, 141,570.54 and 57,264.24

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Solution

The fourth proportional to 102,587.07, 141,570.54 and 57,264.24 is: 79,024.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,587.07 : 141,570.54 = 57,264.24 : x
  2. Step 2: Convert to fraction form
    102,587.07/141,570.54 = 57,264.24/x
  3. Step 3: Cross multiply
    102,587.07x = 141,570.54 × 57,264.24
  4. Step 4: Simplify right side
    102,587.07x = 8,106,929,093.17
  5. Step 5: Solve for x
    x = 8,106,929,093.17/102,587.07
  6. Step 6: Final answer
    x = 79,024.86

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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.