Home / 103,529.60-155,146.80-59,062.40

Finding the Fourth Proportional to 103,529.60, 155,146.80 and 59,062.40

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Solution

The fourth proportional to 103,529.60, 155,146.80 and 59,062.40 is: 88,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,529.60 : 155,146.80 = 59,062.40 : x
  2. Step 2: Convert to fraction form
    103,529.60/155,146.80 = 59,062.40/x
  3. Step 3: Cross multiply
    103,529.60x = 155,146.80 × 59,062.40
  4. Step 4: Simplify right side
    103,529.60x = 9,163,342,360.32
  5. Step 5: Solve for x
    x = 9,163,342,360.32/103,529.60
  6. Step 6: Final answer
    x = 88,509.40

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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.