Home / 86,594.40-119,522.88-56,454.48

Finding the Fourth Proportional to 86,594.40, 119,522.88 and 56,454.48

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Solution

The fourth proportional to 86,594.40, 119,522.88 and 56,454.48 is: 77,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,594.40 : 119,522.88 = 56,454.48 : x
  2. Step 2: Convert to fraction form
    86,594.40/119,522.88 = 56,454.48/x
  3. Step 3: Cross multiply
    86,594.40x = 119,522.88 × 56,454.48
  4. Step 4: Simplify right side
    86,594.40x = 6,747,602,038.50
  5. Step 5: Solve for x
    x = 6,747,602,038.50/86,594.40
  6. Step 6: Final answer
    x = 77,921.92

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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.