Home / 97,225.09-145,779.31-37,990.19

Finding the Fourth Proportional to 97,225.09, 145,779.31 and 37,990.19

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Solution

The fourth proportional to 97,225.09, 145,779.31 and 37,990.19 is: 56,962.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,225.09 : 145,779.31 = 37,990.19 : x
  2. Step 2: Convert to fraction form
    97,225.09/145,779.31 = 37,990.19/x
  3. Step 3: Cross multiply
    97,225.09x = 145,779.31 × 37,990.19
  4. Step 4: Simplify right side
    97,225.09x = 5,538,184,096.90
  5. Step 5: Solve for x
    x = 5,538,184,096.90/97,225.09
  6. Step 6: Final answer
    x = 56,962.50

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1.5x scale

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.