Home / 53,754.40-74,152.72-31,938.24

Finding the Fourth Proportional to 53,754.40, 74,152.72 and 31,938.24

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Solution

The fourth proportional to 53,754.40, 74,152.72 and 31,938.24 is: 44,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.40 : 74,152.72 = 31,938.24 : x
  2. Step 2: Convert to fraction form
    53,754.40/74,152.72 = 31,938.24/x
  3. Step 3: Cross multiply
    53,754.40x = 74,152.72 × 31,938.24
  4. Step 4: Simplify right side
    53,754.40x = 2,368,307,368.01
  5. Step 5: Solve for x
    x = 2,368,307,368.01/53,754.40
  6. Step 6: Final answer
    x = 44,057.93

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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.