Home / 65,547.52-90,456.20-37,253.40

Finding the Fourth Proportional to 65,547.52, 90,456.20 and 37,253.40

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Solution

The fourth proportional to 65,547.52, 90,456.20 and 37,253.40 is: 51,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,547.52 : 90,456.20 = 37,253.40 : x
  2. Step 2: Convert to fraction form
    65,547.52/90,456.20 = 37,253.40/x
  3. Step 3: Cross multiply
    65,547.52x = 90,456.20 × 37,253.40
  4. Step 4: Simplify right side
    65,547.52x = 3,369,801,001.08
  5. Step 5: Solve for x
    x = 3,369,801,001.08/65,547.52
  6. Step 6: Final answer
    x = 51,410.05

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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.