Home / 102,341.02-141,240.95-57,026.38

Finding the Fourth Proportional to 102,341.02, 141,240.95 and 57,026.38

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Solution

The fourth proportional to 102,341.02, 141,240.95 and 57,026.38 is: 78,702.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,341.02 : 141,240.95 = 57,026.38 : x
  2. Step 2: Convert to fraction form
    102,341.02/141,240.95 = 57,026.38/x
  3. Step 3: Cross multiply
    102,341.02x = 141,240.95 × 57,026.38
  4. Step 4: Simplify right side
    102,341.02x = 8,054,460,086.26
  5. Step 5: Solve for x
    x = 8,054,460,086.26/102,341.02
  6. Step 6: Final answer
    x = 78,702.17

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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.