Home / 130,547.64-195,397.80-70,492.62

Finding the Fourth Proportional to 130,547.64, 195,397.80 and 70,492.62

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Solution

The fourth proportional to 130,547.64, 195,397.80 and 70,492.62 is: 105,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,547.64 : 195,397.80 = 70,492.62 : x
  2. Step 2: Convert to fraction form
    130,547.64/195,397.80 = 70,492.62/x
  3. Step 3: Cross multiply
    130,547.64x = 195,397.80 × 70,492.62
  4. Step 4: Simplify right side
    130,547.64x = 13,774,102,864.24
  5. Step 5: Solve for x
    x = 13,774,102,864.24/130,547.64
  6. Step 6: Final answer
    x = 105,510.16

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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.