Home / 75,045.02-112,572.66-25,123.10

Finding the Fourth Proportional to 75,045.02, 112,572.66 and 25,123.10

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Solution

The fourth proportional to 75,045.02, 112,572.66 and 25,123.10 is: 37,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,045.02 : 112,572.66 = 25,123.10 : x
  2. Step 2: Convert to fraction form
    75,045.02/112,572.66 = 25,123.10/x
  3. Step 3: Cross multiply
    75,045.02x = 112,572.66 × 25,123.10
  4. Step 4: Simplify right side
    75,045.02x = 2,828,174,194.45
  5. Step 5: Solve for x
    x = 2,828,174,194.45/75,045.02
  6. Step 6: Final answer
    x = 37,686.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.