Home / 63,555.32-87,707.48-34,876.40

Finding the Fourth Proportional to 63,555.32, 87,707.48 and 34,876.40

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Solution

The fourth proportional to 63,555.32, 87,707.48 and 34,876.40 is: 48,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,555.32 : 87,707.48 = 34,876.40 : x
  2. Step 2: Convert to fraction form
    63,555.32/87,707.48 = 34,876.40/x
  3. Step 3: Cross multiply
    63,555.32x = 87,707.48 × 34,876.40
  4. Step 4: Simplify right side
    63,555.32x = 3,058,920,542.55
  5. Step 5: Solve for x
    x = 3,058,920,542.55/63,555.32
  6. Step 6: Final answer
    x = 48,130.05

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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.