Home / 97,023.60-145,243.80-57,560.40

Finding the Fourth Proportional to 97,023.60, 145,243.80 and 57,560.40

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Solution

The fourth proportional to 97,023.60, 145,243.80 and 57,560.40 is: 86,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,023.60 : 145,243.80 = 57,560.40 : x
  2. Step 2: Convert to fraction form
    97,023.60/145,243.80 = 57,560.40/x
  3. Step 3: Cross multiply
    97,023.60x = 145,243.80 × 57,560.40
  4. Step 4: Simplify right side
    97,023.60x = 8,360,291,225.52
  5. Step 5: Solve for x
    x = 8,360,291,225.52/97,023.60
  6. Step 6: Final answer
    x = 86,167.60

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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.