Home / 53,702.47-74,130.07-35,790.94

Finding the Fourth Proportional to 53,702.47, 74,130.07 and 35,790.94

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Solution

The fourth proportional to 53,702.47, 74,130.07 and 35,790.94 is: 49,405.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,702.47 : 74,130.07 = 35,790.94 : x
  2. Step 2: Convert to fraction form
    53,702.47/74,130.07 = 35,790.94/x
  3. Step 3: Cross multiply
    53,702.47x = 74,130.07 × 35,790.94
  4. Step 4: Simplify right side
    53,702.47x = 2,653,184,900.36
  5. Step 5: Solve for x
    x = 2,653,184,900.36/53,702.47
  6. Step 6: Final answer
    x = 49,405.27

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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.