Home / 70,332.08-105,582.48-59,212.40

Finding the Fourth Proportional to 70,332.08, 105,582.48 and 59,212.40

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Solution

The fourth proportional to 70,332.08, 105,582.48 and 59,212.40 is: 88,889.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.08 : 105,582.48 = 59,212.40 : x
  2. Step 2: Convert to fraction form
    70,332.08/105,582.48 = 59,212.40/x
  3. Step 3: Cross multiply
    70,332.08x = 105,582.48 × 59,212.40
  4. Step 4: Simplify right side
    70,332.08x = 6,251,792,038.75
  5. Step 5: Solve for x
    x = 6,251,792,038.75/70,332.08
  6. Step 6: Final answer
    x = 88,889.62

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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.