Home / 88,430.04-122,032.73-48,143.72

Finding the Fourth Proportional to 88,430.04, 122,032.73 and 48,143.72

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Solution

The fourth proportional to 88,430.04, 122,032.73 and 48,143.72 is: 66,437.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.04 : 122,032.73 = 48,143.72 : x
  2. Step 2: Convert to fraction form
    88,430.04/122,032.73 = 48,143.72/x
  3. Step 3: Cross multiply
    88,430.04x = 122,032.73 × 48,143.72
  4. Step 4: Simplify right side
    88,430.04x = 5,875,110,009.40
  5. Step 5: Solve for x
    x = 5,875,110,009.40/88,430.04
  6. Step 6: Final answer
    x = 66,437.94

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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.