Home / 38,702.63-53,420.99-25,275.92

Finding the Fourth Proportional to 38,702.63, 53,420.99 and 25,275.92

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Solution

The fourth proportional to 38,702.63, 53,420.99 and 25,275.92 is: 34,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,702.63 : 53,420.99 = 25,275.92 : x
  2. Step 2: Convert to fraction form
    38,702.63/53,420.99 = 25,275.92/x
  3. Step 3: Cross multiply
    38,702.63x = 53,420.99 × 25,275.92
  4. Step 4: Simplify right side
    38,702.63x = 1,350,264,276.08
  5. Step 5: Solve for x
    x = 1,350,264,276.08/38,702.63
  6. Step 6: Final answer
    x = 34,888.18

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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.