Home / 107,840.87-148,802.91-62,510.01

Finding the Fourth Proportional to 107,840.87, 148,802.91 and 62,510.01

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Solution

The fourth proportional to 107,840.87, 148,802.91 and 62,510.01 is: 86,253.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,840.87 : 148,802.91 = 62,510.01 : x
  2. Step 2: Convert to fraction form
    107,840.87/148,802.91 = 62,510.01/x
  3. Step 3: Cross multiply
    107,840.87x = 148,802.91 × 62,510.01
  4. Step 4: Simplify right side
    107,840.87x = 9,301,670,599.71
  5. Step 5: Solve for x
    x = 9,301,670,599.71/107,840.87
  6. Step 6: Final answer
    x = 86,253.67

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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.