Home / 58,607.03-80,877.90-31,749.45

Finding the Fourth Proportional to 58,607.03, 80,877.90 and 31,749.45

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Solution

The fourth proportional to 58,607.03, 80,877.90 and 31,749.45 is: 43,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,607.03 : 80,877.90 = 31,749.45 : x
  2. Step 2: Convert to fraction form
    58,607.03/80,877.90 = 31,749.45/x
  3. Step 3: Cross multiply
    58,607.03x = 80,877.90 × 31,749.45
  4. Step 4: Simplify right side
    58,607.03x = 2,567,828,842.16
  5. Step 5: Solve for x
    x = 2,567,828,842.16/58,607.03
  6. Step 6: Final answer
    x = 43,814.35

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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.