Home / 58,443.60-87,665.40-46,779.60

Finding the Fourth Proportional to 58,443.60, 87,665.40 and 46,779.60

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Solution

The fourth proportional to 58,443.60, 87,665.40 and 46,779.60 is: 70,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,443.60 : 87,665.40 = 46,779.60 : x
  2. Step 2: Convert to fraction form
    58,443.60/87,665.40 = 46,779.60/x
  3. Step 3: Cross multiply
    58,443.60x = 87,665.40 × 46,779.60
  4. Step 4: Simplify right side
    58,443.60x = 4,100,952,345.84
  5. Step 5: Solve for x
    x = 4,100,952,345.84/58,443.60
  6. Step 6: Final answer
    x = 70,169.40

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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.