Home / 53,573.50-73,898.08-34,478.20

Finding the Fourth Proportional to 53,573.50, 73,898.08 and 34,478.20

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Solution

The fourth proportional to 53,573.50, 73,898.08 and 34,478.20 is: 47,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,573.50 : 73,898.08 = 34,478.20 : x
  2. Step 2: Convert to fraction form
    53,573.50/73,898.08 = 34,478.20/x
  3. Step 3: Cross multiply
    53,573.50x = 73,898.08 × 34,478.20
  4. Step 4: Simplify right side
    53,573.50x = 2,547,872,781.86
  5. Step 5: Solve for x
    x = 2,547,872,781.86/53,573.50
  6. Step 6: Final answer
    x = 47,558.45

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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.