Home / 127,618.02-176,151.60-73,916.22

Finding the Fourth Proportional to 127,618.02, 176,151.60 and 73,916.22

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Solution

The fourth proportional to 127,618.02, 176,151.60 and 73,916.22 is: 102,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,618.02 : 176,151.60 = 73,916.22 : x
  2. Step 2: Convert to fraction form
    127,618.02/176,151.60 = 73,916.22/x
  3. Step 3: Cross multiply
    127,618.02x = 176,151.60 × 73,916.22
  4. Step 4: Simplify right side
    127,618.02x = 13,020,460,418.95
  5. Step 5: Solve for x
    x = 13,020,460,418.95/127,618.02
  6. Step 6: Final answer
    x = 102,026.82

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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.