Home / 105,125.56-145,075.50-59,802.04

Finding the Fourth Proportional to 105,125.56, 145,075.50 and 59,802.04

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Solution

The fourth proportional to 105,125.56, 145,075.50 and 59,802.04 is: 82,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,125.56 : 145,075.50 = 59,802.04 : x
  2. Step 2: Convert to fraction form
    105,125.56/145,075.50 = 59,802.04/x
  3. Step 3: Cross multiply
    105,125.56x = 145,075.50 × 59,802.04
  4. Step 4: Simplify right side
    105,125.56x = 8,675,810,854.02
  5. Step 5: Solve for x
    x = 8,675,810,854.02/105,125.56
  6. Step 6: Final answer
    x = 82,528.08

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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.