Home / 97,038.60-145,529.10-37,840.20

Finding the Fourth Proportional to 97,038.60, 145,529.10 and 37,840.20

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Solution

The fourth proportional to 97,038.60, 145,529.10 and 37,840.20 is: 56,749.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,038.60 : 145,529.10 = 37,840.20 : x
  2. Step 2: Convert to fraction form
    97,038.60/145,529.10 = 37,840.20/x
  3. Step 3: Cross multiply
    97,038.60x = 145,529.10 × 37,840.20
  4. Step 4: Simplify right side
    97,038.60x = 5,506,850,249.82
  5. Step 5: Solve for x
    x = 5,506,850,249.82/97,038.60
  6. Step 6: Final answer
    x = 56,749.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.